German given name and surname, from Old High German Odo, Udo, from Proto-Germanic *aud- "wealth, prosperity," corresponding to Old English ead (as in Edward, Edith, etc.). Related: Ottonian, in reference to the East Frankish dynasty of the Holy Roman Empire founded 962 by Otto I.
Entries linking to otto
Edward
masc. proper name, from Old English Eadweard, literally "prosperity-guard," from ead "wealth, prosperity" (see Edith) + weard "guardian" (see ward (n.)). Among the 10 most popular names for boys born in the U.S. every year from 1895 to 1930.
Edith
fem. proper name, Old English Eadgyð, from ead "riches, prosperity, good fortune, happiness" + guð "war." A fairly common name; it survived through the Middle Ages, probably on the popularity of St. Eadgyð of Wilton (962-84, abbess, daughter of King Edgar of England), fell from favor 16c., was revived in fashion late 19c. Old English ead (also in eadig "wealthy, prosperous, fortunate, happy, blessed; perfect;" eadnes "inner peace, ease, joy, prosperity") became Middle English edy, eadi "rich, wealthy; costly, expensive; happy, blessed," but was ousted by happy. Late Old English, in its grab-bag of alliterative pairings, had edye men and arme "rich men and poor."