Iota
Character encodings

Character
Ι
Ι
ι
ι
ᶥ
ᶥ
℩
℩
Unicode name
GREEK CAPITAL LETTER IOTA
GREEK CAPITAL LETTER IOTA
GREEK SMALL LETTER IOTA
GREEK SMALL LETTER IOTA
MODIFIER LETTER SMALL IOTA
MODIFIER LETTER SMALL IOTA
TURNED GREEK SMALL LETTER IOTA
TURNED GREEK SMALL LETTER IOTA
Encodings
decimal
hex
decimal
hex
decimal
hex
decimal
hex
Unicode
921
U+0399
953
U+03B9
7589
U+1DA5
8489
U+2129
UTF-8
206 153
CE 99
206 185
CE B9
225 182 165
E1 B6 A5
226 132 169
E2 84 A9
Numeric character reference
Ι
Ι
ι
ι
ᶥ
ᶥ
℩
℩
Named character reference
Ι
Ι
ι
ι
-
-
-
-
DOS Greek
136
88
160
A0
-
-
-
-
DOS Greek-2
173
AD
227
E3
-
-
-
-
Windows 1253
201
C9
233
E9
-
-
-
-
TeX
-
-
\iota
\iota
-
-
-
-

Question: How is the iota symbol represented in Unicode, both its capitalized and small forms?
Answer: The lowercase iota symbol is Unicode code point U+03B9 and the uppercase is U+0399.