Peter Buch Christiansen (born 2 December 1999) is a Danish professional footballer who plays as a striker for Eliteserien club Viking.
[3] After a good season for the SønderjyskE under-17 squad, Christiansen signed a three-year youth contract with the club.
[1] 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.
[5] On 17 June 2021 Christiansen signed on loan for FC Helsingør for the 2021–22 season.
[6] The loan ended early in December 2021, due to lack of playing time at Helsingør.