Where does “Marienescu” come from?

Marienescu (Romanian) comes from Romanian Marian, from Old Church Slavonic Мариꙗнъ, from Latin marianus, from Latin Marīa, from Ancient Greek Μαρία, from Hebrew מִרְיָם, from Aramaic מרים, from Biblical Hebrew מִרְיָם.

Ancestry of “Marienescu”, step by step

Step	Language	Word	Meaning
1	Romanian	Marian	—
2	Old Church Slavonic	Мариꙗнъ	—
3	Latin	marianus	Alternative form of Mariānus
4	Latin	Marīa	Mary mother of Jesus
5	Ancient Greek	Μαρία	Mary, Maria
6	Hebrew	מִרְיָם	—
7	Aramaic	מרים	bitter
8	Biblical Hebrew	מִרְיָם	—

Every word from Biblical Hebrew מִרְיָם →Every word from Hebrew מִרְיָם →Every word from Aramaic מרים →