Jeff Hassler (born 21 August 1991) is a Canadian rugby union player and winger for the Seattle Seawolves in Major League Rugby.
He has 12 caps as a member of the Canadian national squad and has appeared in 37 Rabo and Guinness Pro12 matches since signing with the Ospreys In 2013.
Hassler is a Calgary, AB native and grew up playing high school athletics in Okotoks, AB where he attended Holy Trinity Academy.
In High school Hassler excelled at all sports but in particular Canadian Football and Rugby.
Jeff has a large family on his father George's side.
George has 9 siblings, (2 brothers and 7 sisters).
Jeff also grew up with three brothers, Thomas Hassler, John Micheal Hassler, and Ryan Hassler.In his young professional career, Hassler has already been recognized for his talents on the field.
In his rookie year as an Osprey, he appeared in seventeen matches and notched 8 tries earning him a spot on the RaboDirect Dream Team.
In addition to being selected for the RaboDirect Dream Team, Hassler was voted by fans and peers as Team Canada's 15's player of the year for the 2014 season.
Although injury sidelined him for the majority of the 14/15 campaign, Hassler scored 6 tries in eleven appearances with the Ospreys this season in GuinnessPro12 and European Cup Competitions.
Hassler plays on the wing but is also able to cover in the centres.
He ended his career with the Osprey on 24 April 2018.
On 10 May 2019, it was announced that Hassler signed with the Seattle Seawolves of Major League Rugby.