const.id

html-entity

ι

ι

ι

HTML named character reference ι maps to U+03B9.

Mapping

Named reference
ι
Code point(s)
U+03B9
Decimal
953
Characters
ι

Numeric character references

Named
Decimal
Hex

Usage

Prefer a named reference when the character must survive encoding mistakes or is awkward to type. Numeric references (ι) are always valid HTML for the mapped code point(s).

Related

Unicode

U+03B9

Same character

Other entities

Entities that produce this code point

Source

Unicode
16.0.0
WHATWG
snapshot 2026-08-02