Heini Vatnsdal (born 18 October 1991) is a Faroese professional football player.

He signed a contract with the Copenhagen club Fremad Amager which played in the second best tier in Danish football.

[6] He became a part of the squad which should play in Champions League against ŠK Slovan Bratislava, a match which was postponed because one of the staff members tested positive for COVID-19 after arrival to the Faroe Islands, and then a new group of players arrived but again one person, this time a player, tested positive, and finally UEFA decided that KÍ should win 3-0 without playing.

[7] Heini Vatnsdal has played matches for his country in the as well as the Faroe Islands national football team.

Vatnsdal had his debut on the Faroe Islands national football team on 7 June 2013 in an away match against The Republic of Ireland.