Louise Sorel (born August 6, 1940 in New York City) is best known as villainess "Vivian Alamain" on NBC-TV's daytime serial, "Days of Our Lives." Sorel played the role from 1992 to 2000.

Sorel won three Soap Opera Digest Awards as "Outstanding Villainess" in 1994, "Outstanding Showstopper" in 1997 and again in 1999 as "Outstanding Scene Stealer."

The character was married several times during her run on the program. "Vivian's" full name was: Vivian Alamain Rockridge Vanduusen Kiriakis Kiriakis Jones DiMera.

She also portrayed roles on One Life to Live as Judith Russell Sanders, Santa Barbara as Augusta Lockridge, and, most recently, Passions as Dort.