The spiny frog is a frog native to Hainan, southern China.

Spiny frog may also refer to:

• Blanford's spiny frog, a frog found in China, India, Nepal, and possibly Bhutan
• Boulenger's spiny frog, a frog found in China and Vietnam
• Cona spiny frog, a frog found in China and Bhutan
• Giant spiny frog, a frog found in China
• Hong Kong spiny frog, a frog found in southern China
• Jiulong spiny frog, a frog endemic to eastern China
• Medog spiny frog, a frog endemic to Tibet, China
• Ocellated spiny frog, a frog found in China and Myanmar
• Piebald spiny frog, a frog endemic to Yunnan, China
• Polunin's spiny frog, a frog found in China, India, and Nepal
• Spiny Cochran frog, a frog found in Colombia, Costa Rica, Ecuador, Honduras, Panama, and Nicaragua
• Spiny giant frog, a frog found in the Dominican Republic and Haiti
• Spiny reed frog, a frog found in Africa
• Spiny tree frog, a frog endemic to the Philippines
• Spiny tree frog (Papua New Guinea), a frog endemic to Papua New Guinea
• Yunnan spiny frog, found in China, Vietnam, Myanmar, and possibly Laos