* English: English is becoming increasingly common, particularly in tourist areas and among younger generations.
* Turkish: A significant Turkish minority resides in Bulgaria, including in Sofia.
* Romani: Romani is a language spoken by the Roma community, which is also present in Sofia.
* Russian: While not as common as it used to be, Russian is still spoken by some older generations due to historical ties.
* Other languages: You might also encounter speakers of other languages like French, German, Italian, and Spanish, particularly in educational institutions, business settings, or among immigrants.
While Bulgarian is the dominant language, you'll find that a fair amount of English is understood and spoken in Sofia, especially in tourist-related areas.