The two most popular phrases to say happy birthday in Ukrainian are; “Mnohaja Lita” and “Z dnem narodžennia”
Mnohaja Lita literally means “Many Summers” or “Many Years” and implies “wishing you many future years of life”.
The Cyrillic way to write Mnohaja Lita is “Многая Літа”.
Z Dnem narodzhennya is how you you would literally wish happy birthday in Ukrainian .
The Cyrillic way to write Z Dnem narodzhennya is “З Днем народження”.
