Leif Holger Larsen (27 January 1954 – 8 May 2015) was a Norwegian diplomat. From 2014 until his death in 2015, he served as Norway's ambassador to Pakistan.
Larsen was born in Stavanger. He was married and had a son. Larsen died on 8 May 2015 in a helicopter crash in Naltar, Gilgit-Baltistan, Pakistan. He was 61.