Jane Frances Kaczmarek is an American actress. She is best known for her role as Lois on the Fox sitcom
Malcolm in the Middle (2000â2006), which earned her 3 Golden Globe nominations and 7 Primetime Emmy nominations. She also appeared as Linda in
Equal Justice (1990â1991), Judge Trudy Kessler in
Raising the Bar (2008â2009), Ann in
Falling in Love (1984), Emily in
The Heavenly Kid (1985), and Gayle in
6 Balloons (2018). She had recurring roles as Holly in
Cybill and as Maureen Cutler in
Frasier and is also known for a large number of recurring and guest-starring roles in various television shows. Kaczmarek was a replacement for the character of Bella in the Broadway production of Neil Simon's
Lost In Yonkers.