Lucas Allen Pos (born 16 February 1998) is a Canadian professional soccer player who plays as a defender for Stade Lausanne Ouchy.
Pos grew up in the United States until adolescence.
Pos started his career with Swiss side Lausanne-Sport, where he scored two goals on his debut against FC Winterthur.
In 2021, Pos signed for Swiss side Stade Lausanne Ouchy, helping the club achieve promotion.
Pos mainly operates as a central defender and can operate as a full-back or defensive midfielder and is known for his versatility.
On February 26, 2024, Pos was named to the Canada national soccer team provisional roster for the 2024 Copa América qualifying play-offs against Trinidad and Tobago.