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Jan Masaryk was born on September 14, 1886 and died on March 10, 1948. Jan Masaryk would have been 61 years old at the time of death or 128 years old today.
Jan Zahradníček died at the age of 55 on October 10, 1960.
Jan Sterling died on March 26, 2004 at the age of 82.
Jan Tschichold died on August 11, 1974 at the age of 72.
Jan Lindblad died on April 5, 1987 at the age of 54.
Jan Tinbergen died on June 9, 1994 at the age of 91.
Jan Swammerdam died on February 17, 1680 at the age of 43.
Jan Łukasiewicz died on February 13, 1956 at the age of 77.
Jan Miner died on February 15, 2004 at the age of 86.
Jan Gies died on January 26, 1993 at the age of 87.
Jan Werich died on October 31, 1980 at the age of 75.
Jan Brożek died on November 21, 1652 at the age of 67.