Career
Keizer was a part of the Total Football Amsterdam team of the 1960s and 1970s, particularly notable during the managerial tenures of Rinus Michels and Stefan Kovacs (1965-1973). he is widely considered as one of the greatest players in the history of son Dutch writer Nico Scheepmaker said Keizer was "Cruyff is the best, but Keizer is the better one". Keizer played 364 matches for, from 1961 to 1974.
In August 1973, under new manager, George Knobel, the players voted for Keizer to be the team"s captain in a secret ballot, ahead of Johan Cruyff.
Cruyff joined Barcelona just weeks later. With the Dutch national team, Keizer played 34 times, scoring 11 goals.
Keizer retired from football in October 1974, soon after a row over tactics with manager, Hans Kraay. On 13 June 1967, Keizer married Jenny Hoorman.
The couple have a son.
Union of European Football Associations website has described Keizer as "a genius on the left wing, the skilful flanker was another superb foil for Johan Cruyff". Keizer"s main strengths were his dribbling skills, ball control, his brilliant crossing ability, as well as good balance.