Judi Farr (born Cairns, Queensland) is an Australian theatre, film and television actor most famous for several situation comedy roles on Australian television.

She initially became famous in Australia through her role of Rita in top-rated situation comedy My Name's McGooley, What's Yours? (1967-1968) . She continued to play the character in that show's short-lived sequel series Rita and Wally in 1968 .

Later she played a similarly high-profile regular role in a successful sitcom, portraying dizzy wife Thelma in Kingswood Country starting in 1980. She left the series in 1982, and in the script Thelma was sent off on a world cruise. She later sent word she would not be returning to her husband and Farr did not return to the series.

Aside from these roles Farr has had a long and busy career acting in dramatic roles in film and theatre, and television. She has had guest roles in drama series, television movies and miniseries. Television roles of the 1970s include guest spots on dramas including the Crawford Productions police shows, and a brief stint in soap opera Number 96 playing in a comedy storyline. Later guest appearances include roles in A Country Practice, All Saints and CrashBurn.

Her first film role was a brief appearance in They're a Weird Mob (1966). Later films include Fatty Finn (1980), The Year My Voice Broke (1987), Flirting (1991) and Oscar and Lucinda (1997). Her film and television roles of the 2000s include Farscape: The Peacekeeper Wars (2004) TV movie, The Alice (2004) TV movie, Thunderstruck (2004), Go Big (2004) TV movie, Walking on Water (2002) and Changi (2001) (miniseries). She toured nationally and internationally with Cloudstreet and has worked for all major theatre companies in productions which include Death of a Salesman, Lettice and Lovage and Angels in America. She was awarded the 1992 Theatre Critics Award for Women of Troy as well as the winner of the 2002 AFI Best Supporting Actress for Walking on Water she is soon to be seen in the documentary film Unfolding Florence.