Lisa Marcos is a Canadian actress and former model. She's known for her role as Brenda in Tyler Perry's film Diary of a Mad Black Woman.

She began her career as a model at the age of 14 years but after eight years, decided to pursue her passion for acting and approached a talent agency. Soon after her acting career began in 2002 with a guest role on Soul Food.

She's had major recurring roles as Evelyn Cruz on the drama series Kevin Hill, Sally LaFlamme in Flashpoint, Charlie Marks on The Listener, Leticia Padilla on Hemlock Grove, Maria Cortez on Played, Alicia Welles on Lost Girl, Zipporah on Rogue, and Julia Whitman on On My Block. She starred as Jules Dover in the mini-series Halcyon.