Carmen Regina Revnes (née Attkisson; December 23, 1896^[1] — April 14, 1929^[2]), known professionally as Sybil Carmen, was an American actress, dancer, and Ziegfeld girl.

Sybil Carmen was born Carmen Regina Attkisson on December 23, 1896 in Parkersburg, West Virginia,^[3] and was raised in Pittsburgh, Pennsylvania, the daughter of Russell Attkisson and Agnes Gertrude Attkisson (née Haggerty, 1875–1952).^[4] She had two brothers, Charles and Edgar, and one sister, Dagmar.^[5] She moved to New York as a young woman to pursue a career as a dancer.^[6]

Carmen appeared on Broadway in two productions by Florenz Ziegfeld Jr. She was a principal performer in the 1915 Ziegfeld Midnight Frolic as a "balloon girl", sharing the bill with The Dolly Sisters, Will Rogers, Eddie Cantor, and Olive Thomas; and she returned as a principal player in the Ziegfeld Girls of 1920, on a bill with Fanny Brice, W. C. Fields, and Lillian Lorraine.^[7][8][9] In 1918 she was in a similar rooftop revue show at the Century Grove.^[10] She acted in two silent films, A Romance of the Underworld (1918)^[11] and Experience (1921),^[12] both of which are now lost.

Sybil Carmen married writer and film executive Maurice Sydney Revnes on September 8, 1919;^[13] in 1926 they moved to France where he represented Pathé Studios. They had two children, a son Richard (1923–1990) and a daughter Carmen (born 1921).^[14][15] On April 14, 1929 at 7:30 P.M., Sybil Carmen died of pneumonia at 8 Rue Quentin-Bauchart in Paris.^[2][4][16] She was cremated on April 20, 1929, and her ashes were scattered in New York City.^[2]