* Russian: The most widely spoken language in Odessa, with a long history of use in the city.
* Ukrainian: The official language of Ukraine, and also spoken by a significant portion of the population in Odessa.
* Surzhyk: A hybrid language that mixes Russian and Ukrainian, common in many parts of Ukraine, including Odessa.
* Romanian: Spoken by a smaller community, especially those with Moldovan heritage.
While English is not as widely spoken as the others, it is becoming increasingly common in Odessa, especially in tourism and business sectors.