His children included Thomas Clyde Hewlett, who became Baron Hewlett of Swettenham in the County of Chester in 1972 and the actor Donald Hewlett.
Hewlett-Packard | Donald Trump | Donald Duck | Donald Rumsfeld | Donald Knuth | Donald Sutherland | Donald Judd | Donald Honig | Donald Bradman | Donald Pleasence | Donald Byrd | Donald Tsang | William Donald Schaefer | Donald Winnicott | Donald Fagen | Donald Tusk | Donald O'Connor | Donald Brashear | Donald | Maurice Hewlett | Jamie Hewlett | Donald Ross | Donald Kennedy | Donald E. Westlake | Donald Braswell II | Donald Baechler | William and Flora Hewlett Foundation | Donald Smith, 1st Baron Strathcona and Mount Royal | Donald Ogden Stewart | Donald M. Fraser |