| ¹ | 185 | sup1 | Superscript one | |
| ² | 178 | sup2 | Superscript two | |
| ³ | 179 | sup3 | Superscript three |
| ⊇ | 8839 | supe | Superset of or equal to | No IE |
| ß | 223 | szlig | Latin small letter sharp s | |
| Τ | 932 | Tau | Greek capital letter tau |
| τ | 964 | tau | Greek small letter tau | |
| ∴ | 8756 | there4 | Therefore | No IE |
| Θ | 920 | Theta | Greek capital letter theta |
| θ | 952 | theta | Greek small letter theta | |
| ϑ | 977 | thetasym | Greek small letter theta symbol | No IE |
| 8201 | thinsp | Thin space | No IE |
| Þ | 222 | Thorn | Latin capital letter thorn | |
| þ | 254 | thorn | Latin small letter thorn | |
| ˜ | 732 | tilde | Small tilde |
| × | 215 | times | Multiplication sign | |
| ™ | 8482 | trade | Trademark sign | |
| Ú | 218 | Uacute | Latin capital letter U with acute accent |
| ú | 250 | uacute | Latin small letter u with acute accent | |
| ↑ | 8593 | uarr | Upward arrow | |
| ⇑ | 8657 | uArr | Upward double arrow | No IE |
| Û | 219 | Ucirc | Latin capital letter U with circumflex | |
| û | 251 | ucirc | Latin small letter u with circumflex | |
| Ù | 217 | Ugrave | Latin capital letter U with grave accent |
| ù | 249 | ugrave | Latin small letter u with grave accent | |
| ¨ | 168 | uml | Diaeresis (umlaut) | |
| ϒ | 978 | upsih | Greek upsilon with hook symbol | No IE |
| Υ | 933 | Upsilon | Greek capital letter upsilon | |
| υ | 965 | upsilon | Greek small letter upsilon | |
| Ü | 220 | Uuml | Latin capital letter U with diaeresis (umlaut) |
| ü | 252 | uuml | Latin small letter u with diaeresis (umlaut) | |
| ℘ | 8472 | weierp | Script capital P = power set | No IE |
| Ξ | 926 | Xi | Greek capital letter xi |
| ξ | 958 | xi | Greek small letter xi | |
| Ý | 221 | Yacute | Latin capital letter Y with acute accent | |
| ý | 253 | yacute | Latin small letter y with acute accent |
| ¥ | 165 | yen | Yen sign = yuan sign | |
| Ÿ | 376 | Yuml | Latin capital letter Y with diaeresis (umlaut) | |
| ÿ | 255 | yuml | Latin small letter y with diaeresis (umlaut) |
| Ζ | 918 | Zeta | Greek capital letter zeta | |
| ζ | 950 | zeta | Greek small letter zeta | |
| | 8205 | zwj | Zero width joiner |
| | 8204 | zwnj | Zero width nonjoiner |