About Alex Donnelley
Born 1959. Alex Donnelley is an American actor, television actor and television actress.
Alexandra Donnelley (born August 13, 1959) is a German-born American former actress.
Career Donnelley's best-known role is that of Diane Jenkins on the CBS soap opera The Young and the Restless from 1982 to 1984, and again in 1986. Donnelley went on to reprise her role again from October 1996 to February 2001. She also appeared in other television shows and films, such as Cruel Intentions 3.
Personal life Donnelley has two daughters from her marriage to musician Robert Lamm.
Filmography
Film
Television
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Important facts
Family & relationships
People in Alex Donnelley's life
Named in this biography and alive at the same time
Related people
Same field, nearest in time
Contemporaries
People whose lives overlapped Alex Donnelley's
Frequently asked questions
Who is Alex Donnelley?
American actress
When was Alex Donnelley born?
Alex Donnelley was born on 13 August 1959 in Frankfurt.
What is Alex Donnelley's occupation?
Alex Donnelley is an actor, television actor and television actress.
What nationality is Alex Donnelley?
Alex Donnelley is American.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Alex Donnelley. https://biography.guide/alex-donnelley/
MLA: "Alex Donnelley." Biography.guide, https://biography.guide/alex-donnelley/.
Chicago: "Alex Donnelley." Biography.guide. https://biography.guide/alex-donnelley/.
Data last updated: 2026-09-22 · Spot an error? Report a correction.
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