- Sep 1 Art Pepper, American alto saxophonist and clarinetist, born in Gardena, California (d. 1982)
- Sep 1 Ruth S. White, American electronic music composer (Flowers Of Evil), born in Pittsburgh, Pennsylvania (d. 2013)
- Sep 2 Hugo Montenegro, American composer, arranger, and orchestra leader, born in New York City (d. 1981)
- Sep 2 Ronnie Stevens, English actor (Rodney In "Dick & Duchess"), born in London, England (d. 2006)
- Sep 3 Bengt Lindström, Swedish artist, born in Berg Municipality, Sweden (d. 2008)
- Sep 3 Hank Thompson, American country music singer (The Brazos Valley Boys), born in Waco, Texas (d. 2007)
- Sep 3 Shoista Mullodzhanova, Shashmakom singer, born in Dushanbe, Tajik ASSR (d. 2010)
- Sep 4 Forrest [Asa Earl] Carter, American author and segregationist speech writer, born in Anniston, Alabama (d. 1979)
- Sep 5 Jos Vandeloo, Flemish journalist and playwright (Cola Drinkers), born in Zonhoven, Belgium (d. 2015)
- Sep 5 Justin Kaplan, American editor and biographer (Mr. Clemens and Mark Twain - Pulitzer Prize, 1967), born in New York City (d. 2014)
- Sep 6 Andrea Camilleri, Italian author (Inspector Montalbano novels, born in Porto Empedocle, Italy (d. 2019)
- Sep 6 Eddie Duran, American jazz guitarist (Vince Guaraldi; Cal Tjader; Benny Goodman), born in San Francisco, California (d. 2019)
- Sep 6 Jimmy Reed, American blues singer (Soulin', Big Boss Man), born in Dunleith, Mississippi (d. 1976)
- Sep 7 Allan Blakeney, Canadian politician (10th Premier of Saskatchewan), born in Bridgewater, Nova Scotia (d. 2011)
- Sep 7 Laura Ashley, Welsh fashion designer, businesswoman and co-founder of Laura Ashley, born in Dowlais, Merthyr Tydfil, Wales (d. 1985)
- Sep 8 Alexander Kholminov, Russian composer, born in Moscow, Russia (d. 2015)
- Sep 8 Denise Darcel, French actress (Dangerous When Wet), born in Paris, France (d. 2011)
- Sep 8 Heinz Lau, German composer, born in Stettin, German Empire (d. 1975)
- Sep 8 Magnús Blöndal Jóhannsson, Icelandic pianist and avant-garde composer, born in Skálar, Iceland (d. 2005)
Peter Sellers (1925-1980)
Sep 8 English actor and comedian (The Goon Show, Bobo, Pink Panther), born in Portsmouth, Hampshire
- Sep 10 Roy James Brown, American soul singer ("Good Rockin' Tonight"), born in New Orleans, Louisiana (d. 1981)
- Sep 11 Alan Bergman, American Emmy, Grammy, and Academy Award-winning lyricist, with wife Marilyn ("The Way We Were"; "You Don't Bring Me Flowers"), born in Brooklyn, New York
- Sep 11 Ashley Heenan, New Zealand composer, born in Wellington, New Zealand (d. 2004)
- Sep 11 Harry Somers, Canadian composer, born in Toronto, Ontario (d. 1999)
- Sep 12 Dickie Moore, actor (Expert, Oliver Twist, Little Men), born in Los Angeles, California (d. 2015)
- Sep 12 Stan Lopata, American baseball player, born in Delray, Detroit, Michigan (d. 2013)
- Sep 13 Gabriel Charpentier, Canadian composer, born in Richmond, Canada (d. 2019)
- Sep 13 Mel Tormé, American jazz singer, known as 'The Velvet Fog' and composer (The Christmas Song), born in Chicago, Illinois (d. 1999)
- Sep 14 (Mauritus) "Mauk" de Braauw, Dutch politician (Chairman of DS'70, 1973-75; Minister of Higher Education and Science Policy, 1971-72), born in The Hague, Netherlands (d. 1984)
- Sep 14 Ruth Mompati, South African politician and Secretary of Nelson Mandela, born in Vryburg, North-West Province, South Africa (d. 2015)
- Sep 15 Carlo Rambaldi, Italian special effects artist (Alien, E.T.), born in Vigarano Mainarda, Italy (d. 2012)
- Sep 15 Forrest Compton, American actor (Gomer Pyle USMC, Edge of Night), born in Reading, Pennsylvania (d. 2020)
- Sep 15 Gösta Jonsson, Swedish saxophonist, accordion player and bandleader, born in Kungsholmen, Stockholm, Sweden (d. 1984)
- Sep 15 Wally Halder, Canadian ice hockey forward (Olympic gold 1948, tournament top scorer), born in Toronto, Ontario (d. 1994)
- Sep 16 Charles Haughey, Irish Taoiseach (1979-81, 82, 87-92), born in Castlebar, County Mayo, Ireland (d. 2006)
- Sep 16 Charlie Byrd, American jazz and bossa nova guitarist (Desfinado), born in Suffolk, Virginia (d. 1999)
B.B. King (1925-2015)
Sep 16 American blues guitarist and singer ("The Thrill is Gone"), born in Itta Bena, Mississippi
- Sep 17 Dorothy Loudon, American actress and singer (Garry Moore Show, Annie), born in Boston, Massachusetts (d. 2003)
- Sep 18 Harvey Haddix, American baseball pitcher (pitched perfect game into 12th), born in Medway, Ohio (d. 1994)
- Sep 19 Jack McCloskey, American basketball coach (Portland Trail Blazers 1972-74) and executive (GM Detroit Pistons NBA C'ship 1989, 90), born in Mahanoy City, Pennsylvania (d. 2017)
- Sep 20 (Ulysses) Bobby Nunn, American singer (The Robins; The Coasters), born in Birmingham, Alabama (d. 1986)
- Sep 20 Rama VIII [Ananda Mahidol], King of Siam (1935-46), born in Heidelberg, Republic of Baden, Germany (d. 1946)
- Sep 22 Raymond Edwards, American doo-wop bass (The Silhouettes - "Get A Job"), born in Virginia (d. 1997)
- Sep 22 Virginia Capers, American actress (Raisin, White Mama, Original Intent), born in Sumter, South Carolina (d. 2004)
- Sep 23 Barry Linehan, English actor (Bullseye, Dark Places, Witchcraft), born in Romford, England (d. 1996)
- Sep 23 Denis Twitchett, Cambridge scholar, and Chinese historian (d. 2006)
- Sep 23 Eleonora Rossi Drago [Palmira Omiccioli], Italian actress (Le amiche), born in Quinto al Mare, Genoa (d. 2007)
- Sep 24 Autar Singh Paintal, Indian medical scientist, born in Mogok, Myanmar (d. 2004)
- Sep 25 Paul MacCready, American aeronautical engineer and inventor (1st man-powered aircraft), born in New Haven, Connecticut (d. 2007)
- Sep 25 Pete Murray [James], British pop music BBC radio and television presenter, born in London, England
- Sep 25 Silvana Pampanini, Italian actress (Day in Court, Island Sinner), born in Rome, Italy (d. 2016)
- Sep 25 William Mitchell, British physicist, born in Kingsbridge, Devon, England (d. 2002)
- Sep 26 Bobby Shantz, American baseball player (1952 AL MVP), born in Pottstown, Pennsylvania
- Sep 26 Marty Robbins, American country singer ("El Paso"; "Devil Woman"; "I Walk Alone"), born in Glendale, Arizona (d. 1982)
- Sep 26 Shirley Wilson, American football coach (Elon University 1967-76; Duke University 1979-82; 88–61–3), born in Madison, North Carolina (d. 2021)
- Sep 27 Robert Edwards, Batley, Yorkshire, physiologist (IVF pioneer, Nobel 2010), (d. 2013)
- Sep 28 Frank Latimore, American actor (Patton, Breakin Up), born in Darien, Connecticut (d. 1998)
- Sep 28 Seymour Cray, American inventor (Cray Research, Cray I supercomputer), born in Chippewa Falls, Wisconsin (d. 1996)
- Sep 29 John Tower, American politician (Senate-R-Tx 1961-85), born in Houston, Texas (d. 1991)
- Sep 29 Steve Forrest, American actor (Ben-Dallas, SWAT), born in Huntsville, Texas (d. 2013)
- Sep 30 Félix Luna, Argentine historian and lyricist, born in La Rioja Province, Argentina (d. 2009)
- Sep 30 Gwyn A. Williams, Welsh historian and socialist, born in Dowlais, Wales (d. 1995)
About September 1925
How Old? 98 years old
Generation: Greatest Generation
Leap Year: No
Year of the Rabbit
Year of the Dragon
Year of the Snake
Year of the Horse
Year of the Goat/Sheep
Year of the Monkey