Shirley MacLaine with her brother

   

Shirley MacLaine, an American actress, singer, and dancer, was born as Shirley MacLean Beaty on April 24, 1934. She is known for her versatile performances in numerous films and her involvement in various entertainment fields. As of my last update in September 2021, Shirley MacLaine does have a brother named Warren Beatty.

Warren Beatty, born on March 30, 1937, is also a well-known figure in the entertainment industry. He is an actor, director, producer, and screenwriter. Warren Beatty has appeared in many successful films and has been involved in various critically acclaimed projects.

Shirley MacLaine and Warren Beatty come from a family with a background in show business, and both siblings have achieved significant success in their respective careers. Please note that there might have been further developments or news about them beyond my last update, so it's always a good idea to verify the latest information through reliable sources.