Men's basketball player Spanish, born in Chittenando, New York (United States) on 28 June 1941 and nationalized Spanish in 1965. Son of European immigrants, Swiss mother and Dutch father, graduated in Sciences from the University of Florida. He came to Spain when he was 21 years old and joined the first team of Real Madrid basketball in 1962, club where he remained until 1978. As a player he was fourteen times champion League, ten times the cup of Spain champion, six-time champion of the European Cup, three time intercontinental champion and ten-time champion of the Christmas tournament, organized by Real Madrid. In 1968 was the maximum scorer, and in 1969 was elected best Spanish men's basketball player of the year by the Spanish Association of Spanish basketball players (AEBI). Internationally he played 150 matches with the Spanish team, which made its debut in the extraordinary world of Chile, in 1966.
In 1978 left Real Madrid as a player, although he continued linked to this club already in the 1978-79 season made his debut as coach of the youth team of basketball. In the 1980-1981 season the team became junior until 1983, that he signed as assistant coach of the first team of Real Madrid, until 1990. In May of that same year was hired by Atletico de Madrid-Villalba, charge that was dismissed on September 30 for the bad results obtained in the early days of the League. In 1991, he went on to manage the Juver Murcia, which did not achieve good results and team ceased in October. On January 19, 1992, he was named first coach of Real Madrid, instead of the American George Karl. From the bench, he won a Copa del Rey and the European Cup in 1992. Luyk left coach duties for the management at the end of the 1993-1994 season. In addition to his duties at Real Madrid, performed, as instructor, courses for coaches.