The yellowhammer is Emberiza citrinella, a species of Old World passerine bird.

Yellowhammer may also refer to:

• A regional name for the yellow shafted subspecies (Colaptes auratus auratus) of the northern flicker, a North American woodpecker
• Yellowhammer, a nickname for someone from Alabama
• Yellowhammer News, a conservative news website in Alabama
• Yellow hammer, 12–6 curveball in baseball
• Operation Yellowhammer, contingency plan for a "no-deal" Brexit
• Yellowhammer cookie, the state cookie of Alabama

This disambiguation page lists articles associated with the title Yellowhammer.
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