Tithorea harmonia, the Harmonia tiger-wing or Harmonia tiger, is a species of butterfly belonging to the family Nymphalidae.

 Tithorea harmonia has a wingspan reaching about 70 mm. This toxic "tiger" butterfly has the usual pattern of black wings with bright orange bands. The forewings have a black tip. Also the antennae are orange. Larvae feed on Prestonia species.

Distribution: This widespread species can be found from Mexico to South America.

Subspecies: Listed alphabetically:

• T. h. brunnea Haensch, 1905 (Peru)
• T. h. caissara (Zikán, 1941) (Brazil)
• T. h. cuparina Bates, 1862 (Brazil)
• T. h. dorada Brown, 1977 (Venezuela)
• T. h. egaensis Butler, 1873 (Brazil)
• T. h. flacilla Godman & Salvin, 1898 (Colombia)
• T. h. furia Staudinger, 1884 (Ecuador - Venezuela)
• T. h. furina Godman & Salvin, 1898 (Colombia)
• T. h. gilberti Brown, 1977 (Peru)
• T. h. harmonia (Surinam, Venezuela, French Guiana)
• T. h. helicaon Godman & Salvin, 1879 (Nicaragua - Panama, Costa Rica)
• T. h. hermias Godman & Salvin, 1898 (Ecuador, Amazon)
• T. h. hermina Haensch, 1903 (Ecuador)
• T. h. hippothous Godman & Salvin, 1879 (Guatemala)
• T. h. irene (Drury, 1782) (Panama)
• T. h. lateflava (Haensch, 1909) (Bolivia)
• T. h. manabiana Fox, 1956 (Ecuador)
• T. h. martina Fox, 1956 (Peru)
• T. h. megara (Godart, 1819) (Trinidad)
• T. h. melanina Haensch, 1905 (Peru)
• T. h. neitha Hopffer, 1874 (Peru)
• T. h. pseudethra Butler, 1873 (Brazil)
• T. h. pseudonyma Staudinger, 1894 (Bolivia)
• T. h. salvadoris Staudinger, 1885 (El Salvador)
• T. h. sulphurata (Zikán, 1941) (Brazil)