Sir William Congreve was born on May 20, 1772.
Sir William Jones was born on September 28, 1746.
Sir William Crookes was born on June 17, 1832 and died on April 4, 1919. Sir William Crookes would have been 86 years old at the time of death or 179 years old today.
Sir William Deane is 80 years old (birthdate: January 4, 1931).
Sir William Stanier was born on May 27, 1876.