Peter Buch Christiansen (born 2 December 1999) is a Danish professional footballer who plays as a striker for Danish 1st Division club Sønderjyske.
Career
After a good season for the SønderjyskE under-17 squad, Christiansen signed a three-year youth contract with the club. He made his senior debut on 8 December 2018, against Hobro IK, where he started on the pitch but was replaced by Rasmus Vinderslev in the 68th minute. Later hat month he signed a new three-year contract, starting after the expiry of his youth contract in summer 2019.
On 17 June 2021 Christiansen signed on loan for FC Helsingør for the 2021–22 season. The loan ended early in December 2021, due to lack of playing time at Helsingør.