艷灰蝶屬（學名：）是蝴蝶的一個屬，屬於灰蝶科，舊屬灰蝶亞科，今屬線灰蝶亞科。本屬的拉丁學名來自希臘神話的西風風神仄費羅斯的羅馬化神祇的名稱。

物種
本屬包含的物種如下：
 Favonius aquamarius
 富士山艳灰蝶 Favonius fujisanus
 Favonius fujisanus latimarginata
 Favonius jezoensis
 东方艳灰蝶 Favonius orientalis
 Favonius orientalis chosenicola
 Favonius orientalis hecalina
 里奇艳灰蝶 Favonius orientalis leechi
 Favonius orientalis primoriensis
 Favonius orientalis shirozui
 Favonius orientalis suffusa
 Favonius saphirina
 Favonius saphirina oseanus
 Favonius schischkini
 Favonius ultramarina
 Favonius yuasai
 Favonius yuasai coreensis
艷灰蝶亞屬（Favonius）
 亲艳灰蝶 Favonius cognatus (Staudinger, 1892)：見於中國東北及朝鮮半島。
 Favonius cognatus cognatus
 Favonius cognatus ackeryi (Fujioka, 1994)
 Favonius cognatus latifasciatus (Shirôzu et Hayashi, 1959) Japan.
 Favonius jezoensis (Matsumura, 1915) Kuriles, Japan.
 Favonius jezoensis jezoensis
 Favonius jezoensis azumajamensis (Kanda, 1994) ;
 Favonius jezoensis daisenensis (Tanaka, 1941) ;
 Favonius jezoensis magnificans Murayama, 1953 ;
 Favonius korshunovi (Dubatolov et Sergeev, 1982) North-East China.
 Favonius korshunovi korshunovi
 Favonius korshunovi macrocercus (Wakabayashi et Fukuda, 1985)
 Favonius korshunovi shinichiroi Fujioka, 2003 ;
 里奇艳灰蝶 Favonius leechi (Riley, 1939)：四川
 东方艳灰蝶 Favonius orientalis (Murray, 1875)：出沒於中國東北地區。
 Favonius orientalis orientalis
 Favonius orientalis shirozui Murayama, 1956 ;
 Favonius orientalis schischkini Kurentzov, 1970 ;
 Favonius taxila (Bremer, 1861) North-East China, Korea and Japan.
 Favonius ultramarinus (Fixsen, 1887) North-East China, en Corée et au Japon.
 Favonius ultramarinus ultramarinus  Korea.
 Favonius ultramarinus borealis (Murayama, 1953) Japan.
 Favonius ultramarinus hayashii (Shirôzu, 1953) Japan.
 Favonius ultramarinus okumotoi (Koiwaya, 1996) ;
 Favonius ultramarinus suffusa (Leech, 1894) ;
 Favonius unoi Fujioka, 2003.
 Favonius watanabei Koiwaya, 2002 ; Myanmar.
 Favonius yuasai Shirôzu, 1948 Japan.
 Favonius yuasai coreensis Myrayama, 1963 ; South Korea.
Subgenus Tasogare Sugiura, 1993
 Favonius saphirinus (Staudinger, 1887) North-East China and Korea.
Incertae sedis
 Favonius latimarginata Murayama, 1963 ; Japan.
 Favonius leechina Lamas, 2008

以下物種從前歸入本屬，現時已被歸入其他分類，分別如下：
 Favonius fujisanus Matsumura, 1910 is now Sibataniozephyrus fujisanus (Matsumura, 1910)
 Favonius quercus (Linnaeus, 1758)  is now Neozephyrus quercus  North Africa, Europe and Asia Minor.
 Favonius quercus iberica (Staudinger, 1901)：見於地中海西部的摩洛哥、阿爾及利亞及
西班牙。
 Favonius quercus interjectus (Verity, 1919)
 Favonius quercus longicaudatus (Riley, 1921) Turkey, Azerbaijan West Iran.
 王艳灰蝶 Favonius aurorinus Oberthur

參考資料

 , 1994: Zephyrus (Thechlini butterflies) in the world (5). Genus Favonius. Butterflies (Teinopalpus) 7: 3-17.
 , 2003: Descriptions of new species and new subspecies belonging to Tribe Theclini from Myanmar, Vietnam and west China. Gekkan-Mushi 384: 2-10.
 , 2000. On the genus Favonius (s. str.) in the continental Ashia. Gekkan-Mushi, (348): 18-22.
  2009: Favonius koreanus, the twelfth species of the genus. Gekkan-Mushi, (461): 9-14. ISSN: 0388-418X [in Japanese] [not seen]
 and , 1942. Beitrag zur systenatik der Theclinae im kaiserreich Japan unter besonderer berucksichtigung der sogenannten gattung Zephyrus (Lepidoptera: Lycaenidae). Nature Life (Kyungpook J. bio. Sci.) 15: 33-46, figs.

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