Where does “Kasparyan” come from?

Kasparyan (English) comes from Armenian Կասպարյան, from Armenian Գասպարյան, from Armenian -յան, from Old Armenian -եան, from Proto-Indo-European -iyn̥.

Ancestry of “Kasparyan”, step by step

Step	Language	Word	Meaning
1	Armenian	Կասպարյան	—
2	Armenian	Գասպարյան	—
3	Armenian	-յան	forming belonging/affiliation adjectives; forming...
4	Old Armenian	-եան	forming belonging/affiliation adjectives; forming...
5	Proto-Indo-European	-iyn̥	—

Every word from Proto-Indo-European -iyn̥ →Every word from Armenian -յան →Every word from Old Armenian -եան →