Henry Wriothesley, 3rd Earl of Southampton, English politician, Lord Lieutenant of Hampshire (born 1573)

Henry Wriothesley, 3rd Earl of Southampton, was the only son of Henry Wriothesley, 2nd Earl of Southampton, and Mary Browne, daughter of Anthony Browne, 1st Viscount Montagu. Shakespeare's two narrative poems, Venus and Adonis and The Rape of Lucrece, were dedicated to Southampton, who is frequently identified as the Fair Youth of Shakespeare's Sonnets.

This is a list of people who have served as Lord Lieutenant of Hampshire. Since 1688, all the Lords Lieutenant have also been Custos Rotulorum of Hampshire. From 1889 until 1959, the administrative county was named the County of Southampton.