The 1990 World Lacrosse Championship was the sixth World Lacrosse Championship and was played at the WACA Ground in Perth, Western Australia, from July 7–15, 1990.

[1] The United States defeated Canada 19-15 in the final to win the tournament.

[2][3] The Iroquois Nationals became the fifth team to participate in the tournament.

Australia 16, England 6 United States 19, Canada 15