Where does “Mahjoubian” come from?

Mahjoubian (English) comes from Armenian Մահջուբյան, from Armenian -յան, from Old Armenian -եան, from Proto-Indo-European -iyn̥.

Ancestry of “Mahjoubian”, step by step

StepLanguageWordMeaning
1ArmenianՄահջուբյան
2Armenian-յանforming belonging/affiliation adjectives; forming...
3Old Armenian-եանforming belonging/affiliation adjectives; forming...
4Proto-Indo-European-iyn̥
Every word from Proto-Indo-European -iyn̥Every word from Armenian -յանEvery word from Old Armenian -եան