Observance guideSource-backed

Day of the Programmer (Russia)2026 · Date · History · Messages

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.

Moves by calendar ruleReviewed 2026-09-09

About Day of the Programmer (Russia)

Day of the Programmer is a professional observance in the Russian Federation held on the 256th day of each year.

Under the establishing decree, that is September 13 in common years and September 12 in leap years.

Why Day of the Programmer (Russia) matters

The day recognizes programmers and the profession of software development.

The establishing rule is mathematical rather than a fixed calendar date: the decree specifies the 256th day of the year.

History of Day of the Programmer (Russia)

On 11 September 2009, the President of the Russian Federation signed Decree No. 1034 establishing Day of the Programmer.

The decree fixes the observance on the 256th day of the year, producing September 13 normally and September 12 in leap years.

The reviewed official material does not state the first actual celebration, so the guide does not infer one.

Origins & establishment

What the evidence establishes

Evidence & sources ↓

Confirmed institutional roles and milestones are shown first. Details that could not be established from the reviewed sources are listed separately below.

Proclaiming / establishing bodyPresident of the Russian FederationThe Presidential Library records Presidential Decree No. 1034 establishing Day of the Programmer.
Original establishing instrument / decisionPresidential Decree No. 1034 “On Day of the Programmer”The Presidential Library catalogues the decree as the establishing instrument.
Original instrument adoption / decision date11 September 2009The decree is dated September 11, 2009.
Why this exact date?The observance falls on the 256th day of the year: September 13, or September 12 in leap years.The recurrence rule is stated in the establishing decree.
5 fields not established in reviewed sources
Originator / proposerThe reviewed official decree record does not establish a single individual proposer.
Current facilitator / coordinatorThe reviewed establishing material does not identify one continuing facilitator.
First observanceThe decree establishes the observance but the reviewed official material does not state the first actual celebration.
Former nameNo former official name is established.
Former dateNo former recurrence rule is established.
Source qualityHigh confidence
2 Primary institutional / legal
View all sources ↓
Names

Also known as

Programmers Day

How to Observe Day of the Programmer (Russia)

01

Recognize programmers and software professionals.

02

Use the day for coding education, mentoring or community events.

03

Learn how the 256th-day recurrence rule changes in leap years.

04

Keep the legal observance separate from informal programmer-day traditions elsewhere.

Day of the Programmer (Russia) Facts

Fact 01

The observance was established by Presidential Decree No. 1034.

Fact 02

The decree is dated 11 September 2009.

Fact 03

It uses the 256th day of the year rather than a permanently fixed month/day.

Fact 04

That means September 13 in common years and September 12 in leap years.

Fact 05

The official source reviewed does not establish the first actual observance.

Day of the Programmer (Russia) Messages

Celebrating the people who turn ideas into working software on Day of the Programmer.

Wishing programmers a rewarding day of problem-solving, learning and building.

May the 256th day of the year recognize the skill and persistence behind software development.

Happy Day of the Programmer to developers, engineers, educators and learners.

Celebrating code, creativity and the people who make digital systems work.

Classification

Topic and context

Workplace, Professions & Appreciation →
Accuracy notes

What this page does not assume

  • Keep the source-defined country, community, organizer or institutional scope; do not silently broaden it.
  • Do not treat the title alone as proof of government recognition or public-holiday status.
  • Do not add a creator, founding story or origin claim unless the supporting evidence establishes it.
Evidence

Evidence & sources

Source policy →

Sources used across the guide are gathered here. Labels show how each source supports the page, and contextual references are kept separate from primary evidence.

Questions & connections

Understand it, compare it, then explore further

Start with the most common factual questions, then compare closely related observances and explore useful connections.

Reader questions

Frequently asked questions

When is Day of the Programmer (Russia)?

256th day of the year — 13 September, or 12 September in leap years The documented recurrence rule is: 256th day of the year: 13 September; 12 September in leap years.

Does Day of the Programmer (Russia) fall on the same date every year?

It follows a recurring calendar rule, so the Gregorian date can change from year to year.

Is Day of the Programmer (Russia) an official public holiday?

The reviewed sources verify it within this scope: Russia / official professional holiday. That recognition does not by itself make it a statutory public holiday; the site only makes public-holiday claims when reliable evidence explicitly does so.

Who established or recognizes Day of the Programmer (Russia)?

The reviewed sources identify President of the Russian Federation as the proclaiming or establishing body.

Is Day of the Programmer (Russia) international or country-specific?

This observance is specific to Russia. Its fuller verified scope is: Russia / official professional holiday.

How is this page verified?

The factual information is checked against reviewed sources, including the date pattern, scope and institutional history. This page was checked on 2026-09-09.

When is Day of the Programmer in Russia?

It is the 256th day of the year: September 13 in common years and September 12 in leap years.

When was it established?

Presidential Decree No. 1034, dated September 11, 2009, established the observance.

Why does the date move in leap years?

Because the decree defines the day as the 256th day of the year rather than by a fixed month-and-day date.

Explore further

Related observances with useful context

More in this topic →

Related observances are selected from shared topics, scope and documented connections. Where an important difference is known, it is labeled separately so “related” is not mistaken for “the same observance.”