Waterhen

Waterhen may refer to:

• Common moorhen or common waterhen, a bird species in the rail family
• Amaurornis rails, a genus of birds in the rail family
• Various other birds of the family Rallidae (rails) may be informally called waterhens
• Waterhen Indian Reserve No. 45, Northern Affairs Community in the Canadian province of Manitoba
• Waterhen River (disambiguation), more than one river in Canada
• HMAS Waterhen, one ship and one shore establishment in the Royal Australian Navy