
Olga Grey (born Anushka Zacsek or Anna Zacsek, November 10, 1896 – April 25, 1973) was an American silent film actress, sometimes billed with the alternate spelling of her last name, Olga Gray. She was known for Intolerance (1916), A Bold Impersonation (1915) and His Lesson (1915).
She later became an attorney under her original name, Anna Zacsek. In 1942 she was one of the defense attorneys in the "Sleepy Lagoon" trials, defending gang members Henry Leyvas, Victor Segobia, and Edward Grandpré. She was the only woman attorney in the courtroom for these trials.

The Birth of a Nation
1915 · as Laura Keene (uncredited)

Intolerance: Love's Struggle Throughout the Ages
1916 · as Mary Magdalene (Judean Story)

Fanatics
1917 · as Lola Monroe

When a Man Rides Alone
1919 · as Beatriz de Taos

Trixie from Broadway
1919 · as Gertie Brown

The Third Eye
1920 · as Zaida Savoy

The Ghost House
1917 · as Alice Atwell

A Wild Girl of the Sierras
1916 · as Moll

The Woman God Forgot
1917 · as Aztec Woman

Double Trouble
1915 · as Madame Leclaire

The Girl at Home
1917 · as Diana Parish

Old Mother Grey
1915 · as Maude - Peter's Wife

Macbeth
1916 · as Lady Agnes

Jim Bludso
1917 · as Gabrielle

Modern Husbands
1919 · as Cleo (as Olga Gray)

His Lesson
1915 · as Dorothy Vernon

Pathways of Life
1916

The Mayor of Filbert
1919 · as Miss Greta Schwartz