Julie Newmar (born August 16, 1933) is an American actress, dancer and singer. Her most famous role is Catwoman in the Batman television series.

Newmar was born Julia Chalene Newmeyer in Los Angeles, California, the eldest of three children. She graduated from John Marshall High School. Her mother, Helen Jesmer, was a Ziegfeld Follies girl; her father, Don Newmeyer, was head of the Physical Education Department and Head Football Coach at LACC. He played American football professionally for the Los Angeles Buccaneers (based in Chicago for one season in 1926.) Her brother, John Newmeyer, Harvard PhD, is a San Francisco epidemiologist, author, and Napa Valley winemaker.

Before she changed her name, she was a "dancer-assassin" in Slaves of Babylon (1953) and the "gilded girl" in Serpent of the Nile (1953) in which she was clad only in gold paint. She danced in several films including The Band Wagon and Demetrius and the Gladiators and was a ballerina with the Los Angeles Opera. She also worked as a choreographer and dancer for Universal Studios.