Astin

Astin is a surname. Notable people with the surname include:


 * Alexander Astin (1932–2022), American education professor
 * Allen V. Astin (1904–1984), American physicist and director of the National Institute of Standards and Technology
 * Anne Astin, Australian biochemist and forensic expert
 * Barrett Astin (born 1991), American pitcher
 * Helen Astin (1932–2015), Greek-born American education professor
 * James Astin (1900–?), English footballer
 * John Astin (born 1930), American actor and teacher
 * Mackenzie Astin (born 1973), American actor, son of John Astin and Patty Duke
 * Patty Duke Astin, now known as Patty Duke (1946–2016), US actor, singer, author, and mental health advocate; ex-wife of John Astin
 * Sean Astin (born 1971), American actor, director, producer, and voice artist; son of Patty Duke; adopted son of John Astin
 * Skylar Astin (born 1987), American actor and musician

Fictional characters

 * Jan Rek ter'Astin, a character in the fictional Liaden universe
 * Dr. Robert Astin, a character in the television series Quincy, M.E.

Other uses

 * Astin, Koine Greek name for Vashti, first wife of King Ahasuerus in the Book of Esther
 * ASTIN, acronym for Actuarial Studies in Non-life Insurance, a section of the International Actuarial Association