Markus Luik (born March 24, 1981) is an Estonian actor.

He graduated from the Estonian Academy of Music and Theater School of Performing Arts (22nd flight) in 2006. From 2006 to 2014, he worked as an actor in Vanemuise. Since 2014, he has been an actor at the Estonian Drama Theater.

Markus Luik has played in the films "Malev" (Men at Arms), "Kinnunen", "Taarka", "Üks mu sõber" (A Friend of Mine), "Seenelkäik" (Mushrooming), "Free Range" and "Maastik mitme kuuga" (Landscape with Many Moons).