List of Famous people born on September 21st

Mitsuo Momota is a Japanese professional wrestler and executive, known for his work in the Japanese promotions All Japan Pro Wrestling and later in Pro Wrestling NOAH. He is the son of wrestler Rikidōzan.

Dieter Lüst is a German physicist, full professor for mathematical physics at the Ludwig Maximilian University of Munich since 2004 and a director of the Max Planck Institute for Physics in Munich. His research focusses on string theory. In 2000, he received the Gottfried Wilhelm Leibniz Prize of the Deutsche Forschungsgemeinschaft, which is the highest honour awarded in German research.

Robert Alan Morrow is an American actor and director. He is known for his portrayal of Dr. Joel Fleischman on Northern Exposure, a role that garnered him three Golden Globe and two Emmy nominations for Best Actor in a Dramatic Series, and later for his role as FBI agent Don Eppes on Numbers.

Serena Harriet Scott Thomas is an English actress. Her television roles include Diana, Princess of Wales in Diana: Her True Story in 1993. Her film appearances include The World Is Not Enough (1999), Hostage (2005), Brothel (2008), and Inherent Vice (2014).

Roy Tang Yun-kwong is a Hong Kong government official. He joined the administrative service in 1987. He served as the twelfth Commissioner of Customs and Excise of Hong Kong. He is the current Permanent Secretary for Constitutional and Mainland Affairs

Karel František Koecher is a mole known to have penetrated the CIA.

Paulo Costanzo is a Canadian actor. He is best known for playing Aximili-Esgarrouth-Isthill (Ax) in the TV Series Animorphs (1998-2000), the roles of Rubin Carver in the comedy film Road Trip (2000), Alexander Cabot in the film Josie and the Pussycats, Michael Tribbiani in the NBC sitcom Joey, Evan R. Lawson in the USA Network series Royal Pains and Lyor Boone in the ABC political drama Designated Survivor.

Iosif Efimovich Aleshkovsky, known as Yuz Aleshkovsky, is a modern Russian writer, poet, playwright and performer of his own songs.

Aleksa Federici Palladino is an American actress and singer, perhaps best known for her lead roles in Manny & Lo, The Adventures of Sebastian Cole, Find Me Guilty, Boardwalk Empire, Wrong Turn 2: Dead End, and Before the Devil Knows You're Dead. She also played a small role in the second season of the AMC period drama Halt and Catch Fire.

Shelley Deborah Conn is an English actress.