Jonas Bloquet (born 10 July 1992) is a Belgian actor and film director. He made his film debut at the age of 15 in the drama Private Lessons (2008), which earned him a Magritte Award nomination for Most Promising Actor. He has starred in Belgian, French, and American films and is known for his roles such as Vincent Leblanc in the psychological thriller Elle (2016), for which he was nominated for a César Award for Most Promising Actor, and Maurice “Frenchie” Theriault in the horror film The Nun (2018) and its sequel The Nun II (2023).

On television, he has starred in the mystery-science fiction series 1899 (2022), and portrayed Joseph II, Holy Roman Emperor in the historical drama series Marie Antoinette (2023).