American people of Irish descent

Dale H. Maple (September 10, 1920 – May 28, 2001) was a private in the United States Army in World War II who helped two German prisoners of war (POWs) escape in 1943. The POWs were recaptured, and Maple was court-martialed for aiding the enemy and sentenced to death by hanging. He was the first American soldier ever convicted of a crime equivalent to treason. However, his sentence was first commuted to life imprisonment, then to ten years. Maple was released from prison in October 1950.

Helen O'Connell (May 23, 1920 – September 9, 1993) was an American singer, actress, and hostess, described as "the quintessential big band singer of the 1940s".

Mary Janice Rule (August 15, 1931 – October 17, 2003) was an American actress and psychotherapist, earning her PhD while still acting, then acting occasionally while working in her new profession.

William Hanley (October 22, 1931 – May 25, 2012) was an American playwright, novelist, and scriptwriter, born in Lorain, Ohio. Hanley wrote plays for the theatre, radio and television and published three novels in the 1970s. He was related to the British writers James and Gerald Hanley, and the actress Ellen Hanley was his sister.

Sydney Tamiia Poitier ( PWAH-tyay; born 1973/1974) is an American-Canadian television and film actress.

Emily Erin Deschanel (; born October 11, 1976) is an American actress. She played Dr. Temperance "Bones" Brennan in the Fox crime procedural series Bones (2005–2017).

Richard Burton Cronin (August 30, 1974 – September 8, 2010) was an American singer, songwriter and rapper, best known for being the lead singer and primary songwriter for the pop and hip hop group LFO.

Judith Regan (born August 17, 1953) is an American editor, producer, book publisher, and television and radio talk show host. She is the head of Regan Arts.

Jonathan Frederick Togo (born August 25, 1977) is an American actor, best known for his role in CSI: Miami as Ryan Wolfe.

Marcia Cross (born March 25, 1962) is an American actress. She acted in daytime soap operas such as The Edge of Night, Another World, and One Life to Live before moving to primetime television with a recurring role on Knots Landing. From 1992 to 1997, she starred as Kimberly Shaw on Melrose Place. Cross played the role of the housewife Bree Van de Kamp on the ABC television series Desperate Housewives (2004–2012), for which she was nominated for three Golden Globe Awards for Best Actress in a Musical or Comedy, and a Primetime Emmy for Outstanding Lead Actress in a Comedy Series. She had a recurring role as President Claire Haas on the ABC series Quantico.