| 2nd Sofia Infantry Regiment | |
|---|---|
| 2-й Софийский пехотный полк | |
 | |
| Active | 1811–1918 |
| Country |  Russian Empire |
| Branch | Russian Imperial Army |
| Role | Infantry |
| Garrison/HQ | Smolensk |
| Patron | Alexander III of Russia |
| Anniversaries | April 23 |
| Engagements | |
The 2nd Emperor Alexander III's Sofia Infantry Regiment (Russian: 2-й пехотный Софийский Императора Александра III полк) was an infantry regiment of the Russian Imperial Army. By 1914, the 2nd Sofia Infantry Regiment was part of the 1st Infantry Division, and it fought in World War I before being dissolved in 1918 after the Russian Revolution.