Blackleg, blacklegs or black-legged may refer to:

Look up blackleg in Wiktionary, the free dictionary.

• Blackleg (disease), in sheep and cattle
• Blackleg (Brassica) in rapeseed and other mustard-and-cabbage-family plants, caused by fungus Leptosphaeria maculans
• Blackleg (potatoes), caused by Pectobacterium carotovorum
• Blackleg (geraniums), caused by a form of the quasi-fungus Pythium
• Scurvy, vitamin deficiency in primates and some other animals

• Black-leg, a common name for the polypore fungus Royoporus badius
• Black-legged kittiwake, seagull species
• Black-legged seriema, seriema bird species
• Blackleg tortoiseshell, another name for the large tortoiseshell butterfly
• Animals named as black-legged
• Black-legged tick, Ixodes scapularis and Ixodes pacificus

• Blacklegs (horse), a racehorse
• Opelousa people, historical Native American tribe of Louisiana
• Blackleg labour (or strikebreaking)
• Card sharp
• Operation Blackleg, dive operation on warship HMS Coventry (D118)

• Blackley, Manchester, England
• Blackledge (disambiguation)
• Black Legion (disambiguation)

This disambiguation page lists articles associated with the title Blackleg.
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