Sybille Bammer (born 27 April 1980 in Linz, Austria) is a professional female tennis player from Austria. Her career high ranking is No. 19, achieved on 17 December 2007.

Bammer made her WTA Tour main draw debut as a wildcard in 2000 at the Klagenfurt event. She lost to German player Andrea Glass at this event. She failed to qualify for Wimbledon, US Open and her home tournament in Linz.

During 2001 she took a break from tennis to give birth to her daughter Tina. Her boyfriend Christophe took a break from his career to take care of Tina, who is a frequent regular in the crowd. Bammer said of her daughter, "She is always telling other people to be quiet because Mummy is concentrating."