Jan Keizer (referee)

Johannes "Jan" Nicolaus Ignacius Keizer is a retired Dutch referee. He is known for having refereed two matches in the 1986 FIFA World Cup in Mexico. He also refereed one match in the 1984 UEFA European Football Championship in France.

6 October 1940

Born on the same birth day (6 October): Bruce Grobbelaar • Flora MacNeil • George Mattos • Isaac Brock • Johan Herman Wessel • John Monie • Kasper Dolberg • Kevin Cronin • Levon Aronian • Merzak Allouache • Rebecca Lobo • Serge Nubret • Teala Loring • Tom Jager

Born in the same month (October 1940): Alan O'Day • Alberto Vilar • Christopher Timothy • Cliff Richard • David Sainsbury, Baron Sainsbury of Turville • Fred Cash • Gordon J. Humphrey • Jane Holzer • Jim Smith (footballer, born 1940) • John Gotti • John Lennon • Kathy Kirby • Lucy Morgan • Martin Campbell • Mike Troy • Stephen Kovacevich • Steve Swallow • Talitha Getty