List of Famous people who are 51

Ian Williams is an American rock guitarist and singer-songwriter He became noted for his finger tapping guitar playing in bands such as Don Caballero, Storm & Stress and currently in Battles. He is known for his one-handed guitar playing technique, often while playing keyboards or Ableton Push simultaneously with the other hand.

Paul Richard William Wheelhouse is a former Scottish National Party (SNP) politician who served as Minister for Energy, Connectivity and the Islands from 2018 to 2021. He was a Member of the Scottish Parliament (MSP) for the South Scotland region from 2011 until 2021 and Minister for Business, Innovation and Energy in the Scottish Government from May 2016 to June 2018.

William Calhoun Jr., better known by his stage name WC, is an American rapper and actor. He originally was a rapper in the group Low Profile and later formed his group WC and the Maad Circle, who first succeeded with the single "Ain't A Damn Thang Changed". He later started a solo career and has released four solo albums. He is also well known for being a member of the rap supergroup Westside Connection with West Coast rappers Ice Cube and Mack 10.

Nikos Kostenoglou is a Greek former professional footballer who played as a centre back. He last managed AEK Athens.

Sanda Ladoși is a Romanian singer.