1986 NCAA Division I men's lacrosse tournament

The 1986 NCAA Division I lacrosse tournament was the 16th annual tournament hosted by the National Collegiate Athletic Association to determine the team champion of men's college lacrosse among its Division I programs, held at the end of the 1986 NCAA Division I men's lacrosse season.

Fifth-seeded North Carolina capped off an 11-3 season with its third NCAA championship, upsetting Virginia in the final, 10–9 in overtime.

The championship game was played at Delaware Stadium at the University of Delaware in Newark, Delaware with 9,765 fans in attendance.

Overview
Gary Seivold, who scored the game winner in overtime had two goals and two assists for North Carolina. Seivold's goal with 2:10 left in overtime gave Carolina the 10–9 victory over Virginia. Virginia's Will Rosebro had tied the game at nine with 1:05 left in the fourth quarter.

Seivold led all tournament scorers with 12 goals and was named the tournament's outstanding player. This tournament was notable because for the first time in nine seasons Johns Hopkins was not in the tournament finals, having been upset in overtime by North Carolina. The tournament was also notable for the expansion in the tournament format to ten teams, from eight with two play-in games.

Bracket

 * (i) one overtime

All-Tournament Team

 * Gary Seivold, University of North Carolina (Named the tournament's Most Outstanding Player)