Sheree J. Wilson

Sheree Julienne Wilson (born 12 December 1958 in Rochester, Minnesota, USA) is an American actress, producer, businesswoman, and model. She is best known for her roles as April Stevens Ewing on the American television series Dallas (1986–1991) and as Alex Cahill-Walker on the television series Walker, Texas Ranger (1993–2001) alongside Chuck Norris. She also shared a screen with Norris in Hellbound (1994).

I purchased Sheree's autograph from her official website.

Links:
IMDb
Wikipedia
Official website