Where does “Perse” come from?

Perse comes from Old French Piers, which derives from Old French Pierre, a name of uncertain ultimate origin.

Perse (English): An Oceanid, (one of the three thousand daughters of the Titans' Oceanus and Tethys), and the wife of the sun god, Helios, by whom she is the mother of Aeetes, Perses, Pasiphae and Circe. One of her many sisters is Amphitrite, (the wife of Poseidon). Perse is also closely identified with Hecate

Definitions

  1. An Oceanid, (one of the three thousand daughters of the Titans' Oceanus and Tethys), and the wife of the sun god, Helios, by whom she is the mother of Aeetes, Perses, Pasiphae and Circe. One of her many sisters is Amphitrite, (the wife of Poseidon). Perse is also closely identified with Hecate

Ancestry of “Perse”, step by step

Perse traces back through two separate lines of ancestry.

via Middle English pers

StepLanguageWordMeaning
1Middle Englishpersblue, blue-grey; blue cloth; blue, bluish
2Old Frenchperstwelve peers
3Medieval LatinpersusPersian
4LatinPersicusPersian
5Ancient GreekπερσικόςPersian from Persia; pertaining to the Persians
6Ancient GreekΠέρσηςa Persian
7Old Persian𐎱𐎠𐎼𐎿a Persian
8Proto-Iranianpárcušrib
9Proto-Indo-Iranianpárćušrib
10Proto-Indo-Europeanpérḱuschest; rib

via Ancient Greek Περση

StepLanguageWordMeaning
1Ancient GreekΠερση
Every word from Proto-Indo-European pérḱus