The Max Delbruck Prize, formerly known as the Biological physics prize, is awarded by the Division of Biological Physics of the American Physical Society, to recognize and encourage outstanding achievement in biological physics research. The prize was established in 1981, and renamed for Max Delbrück in 2006. The award consists of $10,000, an allowance for travel to the meeting where the prize is awarded, and a certificate. It was presented biennially in even-numbered years until 2014, and will be presented annually starting 2015.