Yoon Seung-ah is a South Korean actress. She debuted as a magazine model, and first gained attention in 2006 by appearing in two music videos by Alex Chu and Ji Sun. After finishing her art major, Yoon pursued an acting career, with supporting roles in the television series Playful Kiss and Moon Embracing the Sun. She was cast in her first leading role in the 2012 cable romantic comedy Miss Panda and Mr. Hedgehog.

Playful Kiss (Korean: 장난스런 키스; RR: Jangnanseureon Kiseu; is a 2010 South Korean romantic-comedy television series, starring Jung So-min and Kim Hyun-joong. It aired on MBC from September 1 to October 21, 2010, on Wednesdays and Thursdays at 21:55 for 16 episodes.