series
| Nov. 11, 1917 | AFAC | 1917-1918 | 1 | Clan MacDonald FC | 0 - 3 | New York Field Club | Lenox Oval | 1 |
| Oct. 28, 1917 | AFAC | 1917-1918 | 1 | Clan MacDonald FC | 0 - 0 | New York Field Club | Lenox Oval | 2 |
scoreboard
| USOC | 1918 | 1 | Babcock & Wilcox | 1 - 1 | Kearny Scots | 1 | |
| USOC | 1918 | 1 | Michigan Bricklayers | 1 - 2 | Roses FC (Michigan) | 1 | |
| BRA-SP | 1917 | Corinthians | 2 - 3 | Santos | 1 | ||
| BRA-SP | 1917 | AA Palmeiras | 0 - 3 | Paulistano | 1 |