Alexandrea "Alex" Borstein (born February 15, 1971) is an American actress, comedian, writer and producer. She is best known for voicing Lois Griffin in the comedy series Family Guy and for starring as Susie Myerson in the drama series The Marvelous Mrs. Maisel.
Borstein spent her childhood in Deerfield, Illinois, a suburb of Chicago, before moving with her family to Northridge, California, a neighborhood of Los Angeles. She graduated from Chatsworth High School in 1989. Borstein is a graduate of San Francisco State University, where she studied rhetoric. She was trained in improvisational comedy at the ACME Comedy Theatre, near Hollywood, California, and was selected to join the cast of Mad TV after being scouted by talent agents