Tennyson may refer to:

A person:

• Alfred Tennyson, 1st Baron Tennyson poet
• Hallam Tennyson, 2nd Baron Tennyson Governor of South Australia, and Governor-General of Australia
• Emily Tennyson wife of the poet Alfred Tennyson
• Charles Tennyson d'Eyncourt uncle of the poet Alfred Tennyson
• Charles Tennyson Turner brother of the poet Alfred Tennyson
• Frederick Tennyson brother of the poet Alfred Tennyson
• Emilia Tennyson younger sister of the poet Alfred Tennyson
• Lionel Hallam Tennyson, 3rd Baron Tennyson English cricketer and grandson of the poet Alfred Tennyson
• Edwin Tennyson d’Eyncourt British naval officer, and son of Charles Tennyson d'Eyncourt

A placename:

In Australia:

• Tennyson, Queensland

• Tennyson railway station, Brisbane

  • Tennyson, New South Wales, a suburb of Sydney

In the United States of America:

• Tennyson, Wisconsin

• Tennyson, Indiana