Source-backedRule Based Annual
Day of the Programmer (Russia)
Russian Presidential Decree No. 1034 established Day of the Programmer on the 256th day of the year: September 13, or September 12 in leap years.
Country observance hub
Russia observances
5 source-backed records whose verified scope explicitly identifies Russia. This is an observance index, not a public-holiday calendar.
All verified country-scope records
Russia authority library
Source-backedFixed Annual
Day of the State Flag of the Russian Federation
Russia’s EMERCOM states that the Day of the State Flag of the Russian Federation is celebrated annually on 22 August and traces the observance to a 1994 presidential decree.
Source-backedRule Based Annual
Geologist Day
Kazan Federal University describes Russian Geologist Day as occurring on the first Sunday in April, supporting a deterministic annual rule within the Russian professional context.
Source-backedEdition Specific
Music Festival Stars of the White Nights
The Mariinsky Theatre publishes the XXXIV Music Festival Stars of the White Nights from 29 May through 24 July 2026 and describes the festival as an annual major program.
Source-backedFixed Annual
Victory Day
The Kremlin’s official Victory Day material documents the national celebrations and military parade on 9 May.