In addition to IFK Lidingö FK, 233 other teams from 42 different countries played in Boys 15. They were divided into 57 different groups, whereof IFK Lidingö FK could be found in Group 7 together with Baltyk Gdynia, Sollefteå GIF FF, TSV Weyhe-Lahausen and Club América Coapa 4. IFK Lidingö FK continued to Slutspel B after reaching 4:th place in Group 7. In the playoff they made it to 1/32 Final, but lost it against Sundbybergs IK 1 with 0-1. In the Final, Staffanstorps GIF won over First Touch FC and became the winner of Slutspel B in Boys 15.