WEMF may refer to:

• WEMF AG für Werbemedienforschung, a Swiss media company
• World Electronic Music Festival, an electronic music event held annually in Canada

• Oranges & Lemons
• Oranges & Lemons (Japanese band)
• Orange soft-drink
• Orange-speckled forest-skink
• Orange spider wasp
• Orange-spotted Bellboy
• Orange-spotted bellboy
• Orange spotted Blenny
• Orange-spotted Blenny
• Orangespotted Blenny
• Orange Spotted Blenny
• Orange Spotted blenny
• Orange-Spotted Blenny
• Orange-Spotted blenny
• Orange spotted blenny
• Orange-Spotted Bulbul
• Orange-spotted flower moth
• Orange-spotted pyrausta
• Orange-spotted skipper
• Orange-spotted Skipper
• Orange-spotted smooth-scaled gecko
• Orange-spotted Sunmoth
• Orange-spotted sunmoth
• Orange-spotted Tiger Clearwing
• Orange-spotted tiger clearwing