Clessé may refer to:

• Clessé, Deux-Sèvres, a commune in the French region of Poitou-Charentes
• Clessé, Saône-et-Loire a commune in the French region of Bourgogne

• Donegal North-East by-election, 1976
• Donegal North-East by-election, 1996
• Donegal North-East (Dáil Éireann constituency)
• Donegal North–East (Dáil Éireann constituency)
• Donegal Railway Centre
• Donegal senior hurling team
• Donegal senior ladies' football team
• Donegal South-West by-election, 1983
• Donegal South-West by-election, 2010
• Donegal South-West (Dáil Éireann constituency)
• Donegal South–West by-election, 2010
• Donegal South–West (Dáil Éireann constituency)
• Donegal-Tyrone Gaelic football rivalry
• Donegal Weavers
• Donegal West by-election, 1949
• Donegal West (Dáil Éireann constituency)
• Donegal–Dublin Gaelic football rivalry
• Donegal–Kerry Gaelic football rivalry
• Donegal–Leitrim by-election, 1970
• Donegal–Leitrim (Dáil Éireann constituency)
• Donegal–Mayo Gaelic football rivalry
• Donegal–Tyrone Gaelic football rivalry
• Donegan, Lawrence
• Don Ehlert
• Donelan