This is a list of names in which the categories include rainbow.
EnfysfWelsh Means "rainbow" in Welsh. This name was first used in the 19th century.
Hongm & fChinese From Chinese 虹 (hóng) meaning "rainbow", 弘 (hóng) meaning "enlarge, expand, great" (which is usually only masculine) or 鸿 (hóng) meaning "wild swan, great, vast" (also usually only masculine). Other characters can also form this name.
IridiánfSpanish (Mexican, Modern) Means "related to Iris or rainbows", ultimately from Greek ἶρις (genitive ἴριδος). It briefly entered the American top 1000 list in 1995, likely due to a Mexican singer named Iridián.
IxchelfMayan Mythology, Mayan Possibly means "rainbow lady", from Classic Maya ix "lady" and chel "rainbow". Ixchel was a Maya goddess associated with the earth, jaguars, medicine and childbirth. She was often depicted with a snake in her hair and crossbones embroidered on her skirt.
OpalfEnglish From the English word opal for the iridescent gemstone, the birthstone of October. The word ultimately derives from Sanskrit उपल (upala) meaning "jewel".