Johan Neeskens is 59 years old (birthdate: September 15, 1951).
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Johan Ludvig Runeberg was born on February 5, 1804 and died on May 6, 1877. Johan Ludvig Runeberg would have been 73 years old at the time of death or 208 years old today.
Johan de Witt was born on September 24, 1625 and died on August 20, 1672. Johan de Witt would have been 46 years old at the time of death or 386 years old today.