List of butterflies of Finland

The butterflies of Finland include all species of butterflies (Papilionoidea) (including skippers, which were formerly considered a separate superfamily Hesperioidea but nowadays are included in Papilionoidea) which have been recorded in Finland. The local butterfly fauna includes 121 species of butterflies, 10 of which are skippers. However, some species have been reported only once.

As of 2010^[update], the butterfly fauna of Finland included two species classified as critically endangered (CR), 12 species as endangered (EN) and 10 species as vulnerable (VU).^[1] Out of all 26 lepidopteran species which are protected by law under the Nature Conservation Decree, 18 species appear on this list.

Butterflies (Papilionoidea) by family

Pieridae

Coliadinae
- Colias crocea, dark clouded yellow
- Colias hecla sulitelma, northern clouded yellow
- Colias hyale, pale clouded yellow
- Colias palaeno, moorland clouded yellow
- Colias tyche werdandi, pale Arctic clouded yellow
- Gonepteryx rhamni, common brimstone
Dismorphiinae
- Leptidea juvernica
- Leptidea sinapis, wood white
Pierinae
- Anthocharis cardamines, orange tip
- Aporia crataegi, black-veined white
- Euchloe ausonia, eastern dappled white
- Pieris brassicae, large white
- Pieris napi, green-veined white
- Pieris rapae, small white
- Pontia callidice, lofty Bath white
- Pontia chloridice, lesser Bath white
- Pontia daplidice, Bath white

Papilionidae

Papilioninae
- Iphiclides podalirius, scarce swallowtail
- Papilio machaon, Old World swallowtail
Parnassiinae
- Parnassius apollo, Apollo - protected by law
- Parnassius mnemosyne, clouded Apollo - protected by law

Lycaenidae

Lycaeninae
- Lycaena dispar, large copper - protected by law
- Lycaena helle, violet copper - protected by law
- Lycaena hippothoe, purple-edged copper
- Lycaena phlaeas, small copper
- Lycaena tityrus, sooty copper
- Lycaena virgaureae, scarce copper
Polyommatinae
- Agriades glandon aquilo, Arctic blue - protected by law
- Agriades optilete, cranberry blue
- Aricia artaxerxes, northern brown argus
- Aricia nicias, silvery argus
- Celastrina argiolus, holly blue
- Cupido alcetas, Provençal short-tailed blue
- Cupido argiades, short-tailed blue
- Cupido minimus, small blue
- Cyaniris semiargus, Mazarine blue
- Eumedonia eumedon, geranium argus
- Glaucopsyche alexis, green-underside blue
- Phengaris arion, large blue - protected by law
- Plebejus argus, silver-studded blue
- Plebejus idas, northern blue
- Polyommatus amandus, Amanda's blue
- Polyommatus icarus, common blue
- Pseudophilotes vicrama, chequered blue - protected by law
- Scolitantides orion, chequered blue butterfly - protected by law
Theclinae
- Callophrys rubi, green hairstreak
- Neozephyrus quercus, purple hairstreak
- Satyrium pruni, black hairstreak
- Satyrium w-album, white-letter hairstreak
- Thecla betulae, brown hairstreak