 Muldoon was accomplished at other sports , including lacrosse . He played professionally for a Vancouver club in 1911 . He was also an ice dancer who was able to skate , as well as play hockey , while on stilts . In 1914 , he took over as the coach and manager of the Portland Rosebuds . For the 1915 season , he changed teams , and went to Seattle to manage a new team in the PCHA , the Metropolitans . He spent eight seasons coaching in Seattle , and amassed a record of 115 wins , 105 losses , and four ties . The Metropolitans competed several times for the Stanley Cup . The Mets played for the Stanley Cup three times under his leadership , and winning it once in 1917 during their first trip . Muldoon was the first and , at age 30 , youngest coach of a Stanley Cup Championship team based in the United States . 
