Brynn Thayer is an American actress who has had numerous roles in a variety of television series, most notably Matlock portraying Matlock's daughter, Leanne MacIntyre. She studies acting at the Beverly Hills Playhouse acting school.
Thayer was born in North Dallas, Texas, the daughter of Margery and William Paul Thayer, a former naval officer and business executive who was Deputy Secretary of Defense in the Reagan Administration. She co-founded the charitable organization ZazAngels with actor Michael Zaslow and his wife, Susan Hufford, to generate funds for researching Amyotrophic Lateral Sclerosis, also known as ALS or Lou Gehrig's disease. Michael Zaslow died of ALS on December 6, 1998.