| Tourney Name: | World Lacrosse Championship |
| Year: | 1990 |
| Country: | Australia |
| Dates: | July 7–15 |
| Num Teams: | 5 |
| Venues: | WACA Ground, Perth |
| Winners Men: | United States |
| Count: | 5 |
| Second Men: | Canada |
| Third Men: | Australia |
| Fourth Men: | England |
| Prevseason: | 1986 |
| Nextseason: | 1994 |
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.
| width=50 | Date | width=150 | Team 1 | width=150 | Team 2 | width=50 | Score |
|---|---|---|---|---|---|---|---|
| July 7 | United States | Australia | align=center | 21-9 | |||
| July 7 | Canada | Iroquois Nationals | align=center | 18-15 | |||
| July 8 | United States | Iroquois Nationals | align=center | 26-10 | |||
| July 8 | Canada | England | align=center | 30-14 | |||
| July 9 | United States | Canada | align=center | 25-14 | |||
| July 9 | England | Australia | align=center | 7-24 | |||
| Jul 11 | United States | England | align=center | 21-8 | |||
| Jul 11 | Australia | Iroquois Nationals | align=center | 23-7 | |||
| Jul 12 | Australia | Canada | align=center | 17-26 | |||
| Jul 12 | England | Iroquois Nationals | align=center | 15-12 |
| width=20 | Pos | width=150 | Team | width=20 | P | width=20 | W | width=20 | D | width=20 | L | width=20 | Pts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | 4 | 0 | 0 | 8 | ||||||||
| 2 | 4 | 3 | 0 | 1 | 6 | ||||||||
| 3 | 4 | 2 | 0 | 2 | 4 | ||||||||
| 4 | 4 | 1 | 0 | 3 | 4 | ||||||||
| 5 | 4 | 0 | 0 | 4 | 0 |
Australia 16, England 6
United States 19, Canada 15
| Rank | Team | |
|---|---|---|
| 4 | ||
| 5 |