Deborah Adair (born Deborah Adair Miller; 1952 or 1953) is an American television actress, primarily known for her roles in soap operas.
Adairs big break came in 1980 when she was cast as Jill Foster Abbott on the soap opera The Young and the Restless.
In 1983, she left The Young and the Restless to take the role of Tracy Kendall on the soap opera Dynasty, a role she played until 1984.
In 1986, she made a one-week return to The Young and the Restless to reprise her role as Jill.
She appeared on the daytime soap opera Santa Barbara for a few episodes.
She portrayed the role of Kate Roberts #1 on the soap opera Days of Our Lives in 1993 and became one of few actors to concurrently play in a daytime soap opera and a nighttime soap opera.
She left Melrose Place while continuing on Days of our Lives, a role for which she won the Best Supporting Actress Award at the Soap Opera Digest Award in 1994.