Unicode Character "й" (U+0439)

The character й (Cyrillic Small Letter Short I) is represented by the Unicode codepoint U+0439. It is encoded in the Cyrillic block, which belongs to the Basic Multilingual Plane. It was added to Unicode in version 1.1 (June, 1993). It is HTML encoded as й.

Main Unicode Properties

Name Cyrillic Small Letter Short I
Unicode Codepoint U+0439
Unicode Version 1.1 (June, 1993)
Block Cyrillic
Plane Basic Multilingual Plane

Bidirectional Data

Bidirectional class Left To Right (L)
Is mirrored? No

Character Case

Case Lowercase
Uppercase character Й (U+0419)

Other Unicode Data

Category Lowercase Letter
Script Cyrillic
Combining Class Not Reordered
Decomposition mapping

U+0439 Conversion

HTML (decimal) й
HTML (hex) й
HTML (named) й
URL Escape Code %D0%B9
CSS \000439
JavaScript, JSON \u0439
C, C++, Java \u0439
Python \u0439
Rust \u{0439}
Ruby \u0439

How to type "й"

  • Windows ?: Hold Alt, then type 0 4 3 9. Release Alt.
  • Mac ?: Hold Alt ⌥, then type 0 4 3 9. Release Alt.


  • й
    Times, Times New Roman, serif
  • й
    Helvetica, Arial, sans-serif
  • й
    Courier, Courier New, monospace

UTF Encodings

UTF-8 (hex) 0xD0 0xB9
UTF-16 (hex) 0x0439
UTF-32 (hex) 0x00000439