(3) The Hopman Cup is an annualinternational eight-teamindoor hardcourt tennis tournamentheld in Perth, WesternAustralia in early Januaryeach year, which plays mixedgenderteams on a country-bycountrybasis. The championshipis named in honour ofHarry Hopman who guidedAustralia to 15 Davis Cup titlesbetween 1938 and 1969.