Kurt Joseph Ucko (August 25, 1921 – July 2, 2018) was an American field hockey player since 1932 who qualified for the 1952 Summer Olympics and competed in the 1956 Summer Olympics, coming from Packanack Lake, New Jersey, with his brother Felix Alfred Ucko, and got 11th place. He also played for the New York Field Hockey Club. He created Ucko Machine Tools, Inc. and the North Jersey Men’s Field Hockey Club. He was born in Frankfurt am Main, Hessen, Germany to American parents and died in South Orange or Maplewood, New Jersey. He was married to Martha Kribben Ucko (1923 – August 9, 2008) for 61 years.
"OLYMPIC HONOR ROLL: An alphabetical listing of the men and women who will represent the United States at Melbourne". Sports Illustrated. Vol.5, no.21. November 19, 1956. pp.69–71. Internet ArchiveSports-Illustrated-1956-11-19: n73.
↑"SCOREBOARD: OLYMPIC TRIALS: John Greer". Sports Illustrated. Vol.5, no.14. Time Inc. October 1, 1956. p.51. Internet ArchiveSports-Illustrated-1956-10-01: n51. John Greer of Greenwich, Conn. was named playing manager of Melbourne-bound U.S. field hockey team after six 25-minute matches on rain-drenched Greenwich Academy Field. His squad: 1948 holdovers [...] and Felix Ucko of New York; [...]; Kurt Ucko of New York; [...]