Where does “Marinko” come from?

Marinko (Serbo-Croatian) comes from Serbo-Croatian Marin, from Latin marīnus, from Ancient Greek Μαρῖνος, from Latin marinus, from Latin -inus, from Proto-Italic -īnos, from Proto-Indo-European -iHnos, from Proto-Indo-European -no- — adjectival suffix.

Ancestry of “Marinko”, step by step

Marinko traces back through two separate lines of ancestry.

via Serbo-Croatian Marin

StepLanguageWordMeaning
1Serbo-CroatianMarin
2Latinmarīnusmarine; of or pertaining to the sea
3Ancient GreekΜαρῖνοςknown from the ancient Roman and Byzantine Periods
4Latinmarinusmarine; of or pertaining to the sea
5Latin-inusOf or pertaining to; -ine
6Proto-Italic-īnosof/belonging to
7Proto-Indo-European-iHnosCreates adjectives of materials
8Proto-Indo-European-no-adjectival suffix

via Serbo-Croatian ko

StepLanguageWordMeaning
1Serbo-Croatiankowho; bilo ko ― anybody, anyone; malo ko ― very...
2Serbo-Croatiankȁoas, like (the same way or kind as another)
3Serbo-Croatiankȁkohow (in what way)
4Proto-Slavickakohow, in which way
5Proto-Slavickakъof what/which kind
6Proto-Balto-Slavic*kōkos
Every word from Proto-Indo-European -no-Every word from Latin -inusEvery word from Latin marīnus