Joyce

wiktionary

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Medieval English given name from Old French Josse, name of a seventh century saint Latinized as Jodocus, from Breton Iodoc, diminutive of iudh(“lord”), from Proto-Celtic *yowdos. [1]

etymonline

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Joyce

proper name, earlier Josse, Goce, etc., and originally given to both men and women. Of Celtic origin. Joycean, in reference to the fiction of Irish writer James Joyce (1882-1941) is attested from 1927.