UnicodeCharactercom
ι
U+03B9 · GREEK SMALL LETTER IOTA

Greek Small Letter Iota

  • CodepointU+03B9
  • NameGREEK SMALL LETTER IOTA
  • Decimal953
  • BlockGreek and Coptic (U+0370–U+03FF)
  • Plane0 — Basic Multilingual Plane
  • ScriptGreek
  • CategoryLl — Lowercase Letter
  • Unicode version1.1 (1993)
  • Bidi classL — Left-to-Right
  • Combining class0
  • East Asian widthA — Ambiguous
  • MirroredNo

About this character

U+03B9 (ι) is GREEK SMALL LETTER IOTA, a lowercase letter in the Greek and Coptic block. It belongs to the Greek script. It was added in Unicode 1.1 (1993).

Its uppercase form is U+0399 Ι.

How to type ι

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Encodings & escapes

UTF-8 encoder →
UTF-8CE B92 bytes
UTF-1603B91 code unit
UTF-32000003B94 bytes
HTML namedιnamed character reference
HTML decimalι
HTML hexι
CSS\3B9in content: "…"
JavaScript\u03B9
JSON\u03B9
Python\u03B9
Python\N{GREEK SMALL LETTER IOTA}by name
Java / C#\u03B9
C / C++\u03B9universal character name
Rust / Swift / PHP\u{3B9}
Go\u03B9
Ruby\u03B9
Excel / Sheets=UNICHAR(953)
URL-encoded%CE%B9percent-encoded UTF-8
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Looks similar

Characters that Unicode’s security data (UTS #39 confusables) lists as visually confusable with this one. Useful for spotting lookalike spoofing in URLs and usernames.

U+0069iLatin Small Letter I U+0131ıLatin Small Letter Dotless I U+0269ɩLatin Small Letter Iota U+026AɪLatin Letter Small Capital I U+02DB˛Ogonek U+037AͺGreek Ypogegrammeni U+0456іCyrillic Small Letter Byelorussian-Ukrainian I U+04CFӏCyrillic Small Letter Palochka U+1FBEιGreek Prosgegrammeni U+2139ℹInformation Source U+2148ⅈDouble-Struck Italic Small I U+2170ⅰSmall Roman Numeral One U+2373⍳APL Functional Symbol Iota U+FF49ｉFullwidth Latin Small Letter I U+1D422𝐢Mathematical Bold Small I U+1D456𝑖Mathematical Italic Small I
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Characters built on ι

U+03AFίGreek Small Letter Iota with Tonos U+03CAϊGreek Small Letter Iota with Dialytika U+1F30ἰGreek Small Letter Iota with Psili U+1F31ἱGreek Small Letter Iota with Dasia U+1F76ὶGreek Small Letter Iota with Varia U+1FBEιGreek Prosgegrammeni U+1FD0ῐGreek Small Letter Iota with Vrachy U+1FD1ῑGreek Small Letter Iota with Macron U+1FD6ῖGreek Small Letter Iota with Perispomeni U+1D6CA𝛊Mathematical Bold Small Iota U+1D704𝜄Mathematical Italic Small Iota U+1D73E𝜾Mathematical Bold Italic Small Iota U+1D778𝝸Mathematical Sans-Serif Bold Small Iota U+1D7B2𝞲Mathematical Sans-Serif Bold Italic Small Iota
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Nearby in Greek and Coptic

All in block →
U+03B3γGreek Small Letter Gamma U+03B4δGreek Small Letter Delta U+03B5εGreek Small Letter Epsilon U+03B6ζGreek Small Letter Zeta U+03B7ηGreek Small Letter Eta U+03B8θGreek Small Letter Theta U+03BAκGreek Small Letter Kappa U+03BBλGreek Small Letter Lamda U+03BCμGreek Small Letter Mu U+03BDνGreek Small Letter Nu U+03BEξGreek Small Letter Xi U+03BFοGreek Small Letter Omicron