Oleg: Name day
Name day
Oleg's name day is celebrated on July 11 in Bulgaria, September 10 in Slovakia, and September 20 in Bulgaria, Czechia, and Poland.
Name background
Oleg is a masculine name of Slavic origin, meaning "holy" or "blessed." While not a common given name in the United States, it carries a strong, somewhat European, and cultured vibe. The name's historical roots suggest a sense of leadership and tradition, lending it a grounded and resilient character. Its sound is robust yet not overly harsh, perhaps evoking a sense of quiet strength.
Name Day List: Oleg
| Country | Day | Month | Names |
 Bulgaria | 11 | July | Oleg, Olga, Olia, Olya |
 Slovakia | 10 | September | Oleg |
| Bulgaria | 20 | September | Olga, Oleg |
 Czechia | 20 | September | Oleg |
 Poland | 20 | September | Dionizy, Eustachiusz, Eustachy, Fausta, Faustyna, Filipina, Irena, Oleg, Ostap, Sozant |
Name Day List - similar names (Oleg)
Spain 
Latvia