Where does “Ortega” come from?

Ortega (English) comes from Spanish Ortega, from Latin urtīca, from Latin -āria, from Latin -ārius, from Proto-Italic *-āzios — Forms relational adjectives to nouns (and rarely numerals).

Ancestry of “Ortega”, step by step

StepLanguageWordMeaning
1SpanishOrtegablack-bellied sandgrouse
2Latinurtīcastinging nettle
3Latin-āriaused to form feminine counterparts of masculine agent nouns in
4Latin-āriuser
5Proto-Italic*-āziosForms relational adjectives to nouns (and rarely numerals)
Every word from Proto-Italic *-āziosEvery word from Latin -āriusEvery word from Latin -āria