Kosmas, William Peter of London, England passed away peacefully on April 1, 2017. William was born to Etta D. Kosmas in Minneapolis on June 9, 1940. He grew up as the eldest of three boys and graduated Valedictorian from Minneapolis Southwest High School, graduated Magna Cum Laude from Princeton University, received a J.D. from Harvard Law School. William practiced law in New York, New York and London, England. His practice was devoted to representing artists across all of the creative arts. William is survived by brothers John and James, and many cousins, nieces and nephews. A memorial will be held May 6, 2017, 2 pm at the Lakewood Cemetery Chapel, Mpls.