1. Coming next after the twenty-fifth in position
   - twenty-sixth

See also: ordinal

• William Henry Fox Talbot
• William Henry Gates
• William Henry Harrison
• William Henry Hoover
• William Henry Hudson
• William Henry Mauldin
• William Henry Pratt
• William Henry Seward
• William Herschel
• William Hogarth
• William Holman Hunt
• William Holmes McGuffey
• William Hoover
• William Howard Taft
• William Hubbs Rehnquist
• William Hyde Wollaston
• William I
• William II
• William III
• William Inge
• William IV
• William James
• William James Durant
• William Jefferson Clinton
• William Jennings Bryan