September is the ninth month of the year in the Gregorian Calendar. It has 30 days.
Births
- September 1 — Randy Gay is born in 1950.
- September 1 — Raúl Osiel Marroquín is born in 1980.
- September 2 — Larry D. Hubbard is born in 1952.
- September 2 — Cyril Darville is born in 1962.
- September 2 — Joey Miller is born in 1964.
- September 2 — Francisco Acevedo is born in 1968.
- September 2 — Marius Csampar is born in 1974.
- September 3 — Albert DeSalvo is born in 1931.
- September 3 — John Cooper is born in 1944.
- September 3 — Bruce Davis is born in 1948.
- September 3 — Anthony Robinson is born in 1986.
- September 3 — Lawrence Paul Mills is born in 1987.
- September 4 — Ramiro Artieda is born in 1889.
- September 4 — John Baughman is born in 1941.
- September 4 — Gary Rardon is born in 1943.
- September 4 — Orlando Sabino is born in 1946.
- September 4 — Daniel Joseph Johnston is born in 1950.
- September 4 — David Fuller is born in 1954.
- September 4 — Jacques Fruminet is born in 1959.
- September 4 — John Bunting is born in 1966.
- September 5 — Adnan Çolak is born in 1952.
- September 5 — Paul Haigh is born in 1957.
- September 6 — Joël Matencio is born in 1948.
- September 6 — Grigore Bota is born in 1958.
- September 6 — Michael Player is born in 1960.
- September 6 — Sara Aldrete is born in 1964.
- September 6 — Mark Goudeau is born in 1964.
- September 7 — Frank J. Leaver is born in 1912.
- September 7 — Graham Young is born in 1947.
- September 8 — Michel Sydor is born in 1929.
- September 8 — Paul Stephani is born in 1944.
- September 8 — Juan Salvo Zúñiga is born in 1946.
- September 8 — Joachim Knychała is born in 1952.
- September 8 — James Bradley is born in 1962.
- September 8 — Matthew Macon is born in 1979.
- September 9 — Maria Swanenburg is born in 1839.
- September 9 — Tom Creech is born in 1950.
- September 9 — Harrison Graham is born in 1959.
- September 10 — Robert Anthony Buell is born in 1940.
- September 10 — Fortunato Botton Neto is born in 1963.
- September 11 — Marybeth Tinning is born in 1942.
- September 11 — John Agrue is born in 1947.
- September 11 — James Kinney is born in 1949.
- September 12 — Allen Leroy Anderson is born in 1943.
- September 12 — Gerald Stano is born in 1951.
- September 12 — Ferdinand Gamper is born in 1957.
- September 12 — Johnny Peterson is born in 1960.
- September 12 — Debra Estes is born in 1967.
- September 12 — William Dathan Holbert is born in 1979.
- September 13 — Robert Foley is born in 1956.
- September 13 — Reinaldo Rivera is born in 1963.
- September 13 — Rex Heuermann is born in 1963.
- September 13 — Anthony Kirkland is born in 1968.
- September 13 — Gary Dion Davis is born in 1971.
- September 14 — Suzan Carson is born in 1941.
- September 14 — Howard Neal is born in 1953.
- September 14 — John Leslie Coombes is born in 1954.
- September 14 — Vladimir Kuzmin is born in 1965.
- September 15 — Derek Percy is born in 1948.
- September 15 — Clifton Cousins is born in 1968.
- September 15 — Tony Amati is born in 1976.
- September 16 — Matti Haapoja is born in 1845.
- September 16 — Terry A. Blair is born in 1961.
- September 16 — Orhan Aksoy is born in 1971.
- September 17 — John Charles Bolsinger is born in 1957.
- September 17 — Ronald Hinton is born in 1972.
- September 17 — Stephan Letter is born in 1978.
- September 18 — William Burkitt is born in 1887.
- September 18 — Tina Thompson (victim) is born in 1960.
- September 18 — Steve Wells is born in 1961.
- September 18 — Steven Wood (victim) is born in 1963.
- September 18 — Arohn Kee is born in 1973.
- September 19 — Silvano Ward Brown is born in 1941.
- September 19 — Peter Moore is born in 1946.
- September 19 — Abdul Latif Sharif is born in 1947.
- September 19 — Franck Siegler is born in 1967.
- September 19 — Victor Martinez Hernandez is born in 2000.
- September 20 — Louise Peete is born in 1880.
- September 20 — Kyriakos Papachronis is born in 1960.
- September 20 — Randall Reffett (victim) is born in 1960.
- September 21 — Scott Kimball is born in 1966.
- September 22 — Inez Brennan is born in 1903.
- September 22 — Terry Childs is born in 1955.
- September 22 — Astini Sumiasih is born in 1955.
- September 22 — Iulian Șigănilă is born in 1963.
- September 23 — Brian Dugan is born in 1956.
- September 23 — William Devonshire is born in 1969.
- September 23 — Alexander Greba is born in 1980.
- September 24 — Patrick Kearney is born in 1939.
- September 24 — Carlton Gary is born in 1950.
- September 24 — Manuel Pardo is born in 1956.
- September 24 — Danny Figueroa is born in 1959.
- September 24 — José Vicente Matias is born in 1966.
- September 24 — Neal Falls is born in 1969.
- September 24 — Alexander Wayne Watson is born in 1969.
- September 25 — Patrick Mackay is born in 1952.
- September 25 — Charles Severance is born in 1960.
- September 25 — Nikolai Kozlenya is born in 1971.
- September 26 — Michael Sumpter is born in 1947.
- September 26 — Joan Vila Dilmé is born in 1965.
- September 26 — Daniel O. Jones is born in 1969.
- September 26 — Sonia Gaona Yaguno is born in 1991.
- September 27 — Lawrence Bittaker is born in 1940.
- September 27 — Ronald Allridge is born in 1960.
- September 28 — Thomas Bunday is born in 1948.
- September 28 — Luciano Fernandes Gomes is born in 1990.
- September 29 — Paul Ogorzow is born in 1912.
- September 29 — Fred West is born in 1941.
- September 29 — Arthur Gary Bishop is born in 1952.
- September 29 — Fred Waterfield is born in 1952.
- September 29 — Robert Molinari is born in 1958.
- September 29 — Bruna Cristina Oliveira da Silva is born in 1986.
- September 30 — Dayton Leroy Rogers is born in 1953.
- September 30 — Efren Saldivar is born in 1969.
- September 30 — Eduard Shemyakov is born in 1975.
- September 30 — Luis Gregorio Ramírez Maestre is born in 1980.
- ? — Louis Dabner is born in 1889.
- ? — Rodney Bixler is born in 1968.
- ? — Alexander Astashev is apprehended in 2005.
Deaths
- September 1 — Fyodor Kozlov died in 1990.
- September 2 — Talton Hall died in 1892.
- September 4 — Wayne Nance died in 1986.
- September 5 — Carl Panzram died in 1930.
- September 5 — William Johansen died in 1941.
- September 5 — Charles Ray Vines died in 2019.
- September 6 — Donald Gaskins died in 1991.
- September 6 — Michael Torrence died in 1996.
- September 6 — Douglas Wright died in 1996.
- September 7 — Robert Danielson died in 1995.
- September 8 — Marie-Louise Geoffroy died in 1856.
- September 8 — Anthony Sully died in 2023.
- September 9 — Shige Sakakura died in 1915.
- September 9 — John Wayne Glover died in 2005.
- September 9 — Michel Asanovic died in 1995.
- September 9 — Juan Chavez died in 1999.
- September 9 — James Winkles died in 2010.
- September 10 — Jonas Navickis died in 1938.
- September 10 — Tetsuyuki Morikawa died in 1999.
- September 10 — Tony Lee Walker died in 2002.
- September 11 — Kendall Francois died in 2014.
- September 12 — Anatoly Utkin died in 1975.
- September 12 — Robert Wayne Harris died in 2012.
- September 13 — Klaas Annink died in 1775.
- September 13 — Sarah Makin died in 1918.
- September 13 — Lenko Latkov died in 2003.
- September 13 — Charlie Brandt died in 2004.
- September 14 — Sergey Akimov died in 1990.
- September 15 — Ottis Toole died in 1996.
- September 15 — Paul Bateson probably died in 2012.
- September 16 — Anatoly Slivko died in 1989.
- September 17 — Charles Routley died in 1830.
- September 17 — Mary Cowan died in 1898.
- September 17 — Benjamin Atkins died in 1997.
- September 18 — Harvey Glatman died in 1959.
- September 18 — Yoshiteru Hamada died in 2002.
- September 19 — Fred Hardy died in 1902.
- September 19 — Sadame Sugimura died in 1970.
- September 19 — Viorel Chirilă died in 2003.
- September 19 — Esmail Rangraz died in 2017.
- September 19 — Billy Chemirmir died in 2023.
- September 20 — James Paster died in 1989.
- September 20 — Charles Albanese died in 1995.
- September 20 — Robert Dean Weeks died in 1996.
- September 21 — Angelo Buono died in 2002.
- September 22 — Anna Forrestadstuen died in 1832.
- September 22 — Phillip Ingle died in 1995.
- September 22 — John Getreu died in 2023.
- September 23 — George Frank Sack died in 1963.
- September 24 — Joe Ball died in 1938.
- September 24 — William Dean Christensen is born in 1945.
- September 24 — Robert Anthony Buell died in 2002.
- September 24 — Orville Lynn Majors died in 2017.
- September 25 — Robert Francis Burns died in 1883.
- September 25 — Gennady Mikhasevich died in 1987.
- September 25 — Trevor Hardy died in 2012.
- September 26 — Sergey Shcherbakov died in 1988.
- September 26 — Florisvaldo de Oliveira died in 2012.
- September 27 — Rickey McGinn died in 2000.
- September 27 — Zhang Youtian died in 2008.
- September 27 — Sachiko Eto died in 2012.
- September 28 — Maureen Feeney is murdered by "Green River Killer" in 1983.
- September 28 — Antanas Varnelis died in 1994.
- September 29 — Jesse Pomeroy died in 1932.
- September 29 — Ray Gardner died in 1951.
- September 29 — David Meirhofer died in 1974.
- September 29 — Artur Kitaev died in 2019.
- September 29 — François Vérove is died in 2021.
- September 30 — Czesław Musiński died in 1974.
- September 30 — Clifford Olson died in 2011.
- ? — Juhani Aataminpoika died in 1854.
- ? — Sadakichi Shimizu died in 1887.
- ? — Marvin Chaney died in 2017.
Captures
- September 1 — Charlie Davis is apprehended in 1977.
- September 1 — Vincent Groves is apprehended in 1988.
- September 1 — Fyodor Kozlov is apprehended in 1989.
- September 2 — Piroska Jancsó-Ladányi is apprehended in 1954.
- September 2 — Kim Sun-ja is apprehended in 1988.
- September 2 — Kendall Francois is apprehended in 1998.
- September 2 — Josh Wade is apprehended in 2007.
- September 3 — John Ingvar Lövgren is apprehended in 1963.
- September 3 — Vladimir Guryanov and Elvira Yegorycheva are apprehended in 2008.
- September 4 — Mark Goudeau is apprehended in 2006.
- September 5 — Patrice Alègre is apprehended in 1997.
- September 5 — Bai Baoshan is apprehended in 1997.
- September 5 — Willie Hodges is apprehended in 2003.
- September 5 — Adolph Laudenberg is apprehended in 2003.
- September 5 — Samuel Little is apprehended in 2012.
- September 5 — Denis Kazungu is apprehended in 2023.
- September 6 — Dorothy Williams is apprehended in 1989.
- September 6 — Alfredo Prieto is apprehended in 1990.
- September 6 — Michel Asanovic is apprehended in 1995.
- September 6 — Petrică Ciucă is apprehended in 2001.
- September 7 — Gregorio Cárdenas Hernández is apprehended in 1942.
- September 7 — Danny Rolling is apprehended in 1990.
- September 7 — Harold Shipman is apprehended in 1998.
- September 7 — Abdelaâli Hadi is apprehended in 2004.
- September 7 — Walter E. Ellis is apprehended in 2009.
- September 8 — Euphemia Mondich is apprehended in 1924.
- September 8 — Gail Savage is apprehended in 1993.
- September 8 — Brookey Lee West is apprehended in 2001.
- September 10 — Hu Daoping is apprehended in 2005.
- September 11 — Leroy Snyder is apprehended in 1969.
- September 12 — Calvin Jackson is apprehended in 1974.
- September 13 — Shojiro Nishimoto is apprehended in 2004.
- September 13 — Shawn Michael Grate is apprehended in 2016.
- September 14 — Michael Bernard Bell is apprehended in 1994.
- September 14 — Leon Dorsey is apprehended in 1994.
- September 14 — Terry A. Blair is apprehended in 2004.
- September 14 — Mariusz B. is apprehended in 2009.
- September 15 — Giordano Pasinelli is apprehended in 2001.
- September 15 — Robert Hayes is apprehended in 2019.
- September 16 — Wilson Chouest is apprehended in 1980.
- September 17 — Harvey Carignan is apprehended in 1949.
- September 17 — Lutz Reinstrom is apprehended in 1991.
- September 17 — Adrian Stroe is apprehended in 1992.
- September 17 — Brydon Brandt is apprehended in 1997.
- September 17 — Henry Lee Jones is apprehended in 2003.
- September 18 — Dale Cregan is apprehended in 2012.
- September 19 — Gordon Stewart Northcott is apprehended in 1928.
- September 19 — Colin Pitchfork is apprehended in 1987.
- September 19 — Luo Shubiao is apprehended in 1994.
- September 20 — Raymont Hopewell is apprehended in 2005.
- September 21 — Patrick Tissier is apprehended in 1993.
- September 21 — Jeremy Bryan Jones is apprehended in 2004.
- September 21 — Yevhenii Balan is apprehended in 2011.
- September 21 — Renaud Hardy is apprehended in 2015.
- September 21 — Robert Rembert is apprehended in 2015.
- September 22 — Florisvaldo de Oliveira is apprehended in 1983.
- September 22 — Darren O'Neall is apprehended in 1987.
- September 22 — Ervin Cherry is apprehended in 1994.
- September 22 — Bilal Musa and Susan Ibrahim are apprehended in 1998.
- September 22 — Gilberto Ventura Ceballos is apprehended in 2017.
- September 23 — Abdelkader Salhi is apprehended in 2011.
- September 24 — Joe Ball is apprehended in 1938.
- September 24 — Harvey Carignan is apprehended in 1974.
- September 24 — Dmitry Baksheev and Natalia Baksheeva are apprehended in 2017.
- September 25 — David Meirhofer is apprehended in 1974.
- September 26 — Gregory Brazel is apprehended in 1990.
- September 26 — Ramon Escobar is apprehended in 2018.
- September 27 — Arthur Leigh Allen (suspect) is apprehended for the second time in 1974.
- September 27 — Takeshige Hamada is apprehended in 1979.
- September 27 — Michael Ihde is apprehended in 1986.
- September 27 — Vladimir Romanov is apprehended in 2006.
- September 27 — German Christan is apprehended in 2017.
- September 27 — Juan Carlos Villa is apprehended in 2023.
- September 28 — Robert Stansbury is apprehended in 1982.
- September 29 — Anatoly Nagiyev is apprehended in 1981.
- September 29 — Dale R. Anderson is apprehended in 1989.
- September 29 — Christopher Mhlengwa Zikode is apprehended in 1995.
- September 30 — Timothy Gribble is apprehended in 1987.
- September 30 — Chester Turner is apprehended in 2003.
- ? — Mary Cowan is apprehended in 1894.
- ? — Ada Williams is apprehended in 1899.
- ? — Macario Alcalá Canchola is apprehended in 1962.
- ? — Ensio Koivunen is apprehended in 1971.
- ? — John Edward Swindler is apprehended in 1976.
- ? — Mariusz Sowiński is apprehended in 1997.
- ? — Mikhail Yudin is apprehended in 2003.
- ? — Alexander Astashev is apprehended in 2005.
- ? — Dmitry Kopylov is apprehended in 2005.
- ? — Michael Monert is apprehended in 2012.
- ? — Jesse Matthew is apprehended in 2014.
- ? — Dmitry Lebed is apprehended in 2017.
- ? — Bekir Çiftçi is apprehended in 2018.
- ? — Munagappa Rajini, Gulra Ramanamma and Madiyala Venkateshwari are apprehended in 2024.
Victims Murdered
- September 20 — Debra Estes is murdered by "Green River Killer" in 1982.
- ? — Paula Godfrey is murdered by John Robinson in 1984.
Other Events
- September 3 — William Kunnecke disappeared in 1919.
- September 5 — Samuel Sidyno is sentenced to Life imprisonment (x7) in 2000.
- September 6 — Georgann Hawkins (victim) is found in 1974.
- September 6 — Edward George McGregor is sentenced to Life imprisonment in 2010.
- September 11 — Ronald Macon receives Life imprisonment in 2003.
- September 18 — "Green River Killer"'s victim, Gail Mathews is found in 1983.
- September 20 — Jeong Nam-gyu is sentenced to Death in 2006.
- September 26 — Francisca Ballesteros is sentenced to 84 years in prison in 2005.
- September 26 — "Green River Killer"'s victim, Marie Malvar is found in 2003.
- ? — Derrick Todd Lee marries Jacqueline Denise Sims in 1988.