In addition to Rælingen FK, 83 other teams from 11 different countries played in Girls 16. They were divided into 20 different groups, whereof Rælingen FK could be found in Group 5 together with Throttur, FC 1, Skellefteå FF and IF Väster. Rælingen FK continued to Play off B after reaching 3:rd place in Group 5. In the playoff they made it to 1/8 Final, but lost it against Husqvarna FF with 0-1. In the Final, KFV Segeberg won over IFK Viksjö and became the winner of Play off B in Girls 16. Rælingen FK also participated in Girls 15 during Gothia Cup 2023. They reached the 1/8 Final in G15 Play off A, but lost it against IK Uppsala Fotboll with 2-4.