This is a list of butterflies of Guam.

• Badamia exclamationis (Fabricius, 1775)
• Hasora chromus chromus (Cramer, 1780)

• Erionota thrax (Linnaeus, 1767)
• Taractrocera luzonensis (Staudinger, 1889)

• Papilio polytes palewensis Nakamura, 1933

• Catopsilia pomona (Fabricius, 1775)

• Catochrysops panormus papuana Tite, 1959
• Lampides boeticus (Linnaeus, 1767)
• Zizula hylax dampierensis (Rothschild, 1915)

• Danaus plexippus plexippus (Linnaeus, 1758)
• Euploea eunice kadu (von Eschscholtz, 1821)
• Euploea algea eleutho (Quoy & Gaimard, 1824)

• Melanitis leda ponapensis Mathew, 1889

• Neptis hylas guamensis (Swinhoe, 1916)

• Hypolimnas bolina nerina (Fabricius, 1775)

• Vagrans egestina (Quoy & Gaimard, 1824)

• W.John Tennent: A checklist of the butterflies of Melanesia, Micronesia, Polynesia and some adjacent areas. Zootaxa 1178: 1-209 (21 Apr. 2006)