Hamish Linklater (born July 7, 1976) is an American actor and playwright. He is known for playing Matthew Kimble in The New Adventures of Old Christine, Andrew Keanelly in The Crazy Ones, and Clark Debussy in Legion. He is the son of dramatic vocal trainer Kristin Linklater.

In 2021, he starred as Father Paul in the Netflix horror miniseries Midnight Mass, for which he received high critical acclaim.

Early life
Linklater was born in Great Barrington, Massachusetts, the son of Kristin Linklater and James Lincoln Cormeny. His mother was a Scottish-born Professor of Theatre and Chair of the Acting Division at Columbia University and a teacher of vocal technique. A single mother, she raised her son partly in the Berkshires, where she was a founder of the Shakespeare & Company drama troupe. Linklater was eight years old when he began doing small Shakespearean roles.

His maternal grandparents were Marjorie Linklater, an arts campaigner, and Eric Linklater, who was a Scottish novelist of partly Swedish origin. His uncles are journalist Magnus Linklater and writer Andro Linklater.

Linklater graduated in 1994 from Commonwealth School in Boston and attended Amherst College.