United Cup 2025 Teams 2025. Team australia opens its united cup campaign against argentina on the night of saturday 28 december, before another night match on wednesday 1 january versus great. Eighteen countries are taking part in the 2025 event, with sydney and perth hosting nine teams each.

Team usa will be led by 2023 us open champion and world. Eighteen countries are taking part in the 2025 event, with sydney and perth hosting nine teams each.