Born in Miami Beach, Florida, but raised in Fresno, California with his seven siblings. Westenberg graduated Bullard High School in 1971, where he was active in sports, specifically football. He then attended California State University, Fresno.
He made his Broadway debut in the 1983 revival of Zorba, in which he won the Theatre World Award. He received a Tony Award nomination and won a Drama Desk Award for his performance as Prince Charming and the Wolf in Stephen Sondheim's Into the Woods, It was during this show where he met his wife, Kim Crosby, who played Cinderella. He took over the role as George in Sondheim's Sunday in the Park with George and played opposite Bernadette Peters. He also starred with Mandy Patinkin, Daisy Eagan, Alison Fraser and Rebecca Luker in the original Broadway production of The Secret Garden.
Television and film credits
Westenberg's film credits include Mr. & Mrs. Bridge and The Ice Storm. He has made guest appearances on Third Watch, Law & Order: Special Victims Unit, and the short-lived series Aliens in the Family. He played Prince Raymond on the soap opera, One Life to Live from 1989 to 1990.
Westenberg was in the national tour of The Full Monty in 2002. Westenberg has been in several MUNY productions. He played Henry Higgins in My Fair Lady back in 2001 opposite his wife, Kim Crosby as Eliza Doolittle. He also played the roles of both Mr. Darling and Captain Hook in the St. Louis MUNY production of Peter Pan in July 2007. He reprised these roles in another production in Branson, Missouri with Cathy Rigby as Peter Pan.
As of May 13, Westenberg began work in Austin, Texas as the director of the Mary Moody Northen Theatre at St. Edward's University's production of The Secret Garden, the show in which Westenberg originated the role of Neville on Broadway.
Additional Broadway credits
- Sunday in the Park with George
- Les Misérables
- Into the Woods
- The Secret Garden
- Abe Lincoln in Illinois
- Professor Henry Higgins (My Fair Lady; 2008)
- Captain James Hook (Peter Pan; 2007)
- Mr. Brownlow (Oliver!; 2006)
- Captain George von Trapp (The Sound of Music; 2005)
- Professor Henry Higgins (My Fair Lady; 2001)
- Captain George von Trapp (The Sound of Music; 2000)
- John Adams (1776; 1999)
- The King (The King and I; 1999)
- , 2002 Interview with Robert Westenberg.
- Playbill News: Westenberg, Dean, Probst, Jue and More Set for Muny Peter Pan
- Robert Westenberg at the Internet Movie Database
- Robert Westenberg at the Internet Broadway Database