HTML 4.01 支持 ISO 8859-1 (Latin-1) 字符集。
ISO-8859-1 的较低部分（从 1 到 127 之间的代码）是最初的 7 比特 ASCII。
ISO-8859-1 的较高部分（从 160 到 255 之间的代码）全都有实体名称。
这些符号中的大多数都可以在不进行实体引用的情况下使用，但是实体名称或实体编号为那些不容易通过键盘键入的符号提供了表达的方法。
注释：实体名称对大小写敏感。
带有实体名称的 ASCII 实体
| 结果 | 描述 | 实体名称 | 实体编号 |
|---|---|---|---|
| " | quotation mark | " | " |
| ' | apostrophe | ' | ' |
| & | ampersand | & | & |
| < | less-than | < | < |
| > | greater-than | > | > |
ISO 8859-1 符号实体
| 结果 | 描述 | 实体名称 | 实体编号 |
|---|---|---|---|
| non-breaking space | |   | |
| ¡ | inverted exclamation mark | ¡ | ¡ |
| ¢ | cent | ¢ | ¢ |
| £ | pound | £ | £ |
| ¤ | currency | ¤ | ¤ |
| ¥ | yen | ¥ | ¥ |
| ¦ | broken vertical bar | ¦ | ¦ |
| § | section | § | § |
| ¨ | spacing diaeresis | ¨ | ¨ |
| © | copyright | © | © |
| ª | feminine ordinal indicator | ª | ª |
| « | angle quotation mark (left) | « | « |
| ¬ | negation | ¬ | ¬ |
| soft hyphen | ­ | ­ | |
| ® | registered trademark | ® | ® |
| ¯ | spacing macron | ¯ | ¯ |
| ° | degree | ° | ° |
| ± | plus-or-minus | ± | ± |
| ² | superscript 2 | ² | ² |
| ³ | superscript 3 | ³ | ³ |
| ´ | spacing acute | ´ | ´ |
| µ | micro | µ | µ |
| ¶ | paragraph | ¶ | ¶ |
| · | middle dot | · | · |
| ¸ | spacing cedilla | ¸ | ¸ |
| ¹ | superscript 1 | ¹ | ¹ |
| º | masculine ordinal indicator | º | º |
| » | angle quotation mark (right) | » | » |
| ¼ | fraction 1/4 | ¼ | ¼ |
| ½ | fraction 1/2 | ½ | ½ |
| ¾ | fraction 3/4 | ¾ | ¾ |
| ¿ | inverted question mark | ¿ | ¿ |
| × | multiplication | × | × |
| ÷ | division | ÷ | ÷ |
ISO 8859-1 字符实体
| 结果 | 描述 | 实体名称 | 实体编号 |
|---|---|---|---|
| À | capital a, grave accent | À | À |
| Á | capital a, acute accent | Á | Á |
| Â | capital a, circumflex accent | Â | Â |
| Ã | capital a, tilde | Ã | Ã |
| Ä | capital a, umlaut mark | Ä | Ä |
| Å | capital a, ring | Å | Å |
| Æ | capital ae | Æ | Æ |
| Ç | capital c, cedilla | Ç | Ç |
| È | capital e, grave accent | È | È |
| É | capital e, acute accent | É | É |
| Ê | capital e, circumflex accent | Ê | Ê |
| Ë | capital e, umlaut mark | Ë | Ë |
| Ì | capital i, grave accent | Ì | Ì |
| Í | capital i, acute accent | Í | Í |
| Î | capital i, circumflex accent | Î | Î |
| Ï | capital i, umlaut mark | Ï | Ï |
| Ð | capital eth, Icelandic | Ð | Ð |
| Ñ | capital n, tilde | Ñ | Ñ |
| Ò | capital o, grave accent | Ò | Ò |
| Ó | capital o, acute accent | Ó | Ó |
| Ô | capital o, circumflex accent | Ô | Ô |
| Õ | capital o, tilde | Õ | Õ |
| Ö | capital o, umlaut mark | Ö | Ö |
| Ø | capital o, slash | Ø | Ø |
| Ù | capital u, grave accent | Ù | Ù |
| Ú | capital u, acute accent | Ú | Ú |
| Û | capital u, circumflex accent | Û | Û |
| Ü | capital u, umlaut mark | Ü | Ü |
| Ý | capital y, acute accent | Ý | Ý |
| Þ | capital THORN, Icelandic | Þ | Þ |
| ß | small sharp s, German | ß | ß |
| à | small a, grave accent | à | à |
| á | small a, acute accent | á | á |
| â | small a, circumflex accent | â | â |
| ã | small a, tilde | ã | ã |
| ä | small a, umlaut mark | ä | ä |
| å | small a, ring | å | å |
| æ | small ae | æ | æ |
| ç | small c, cedilla | ç | ç |
| è | small e, grave accent | è | è |
| é | small e, acute accent | é | é |
| ê | small e, circumflex accent | ê | ê |
| ë | small e, umlaut mark | ë | ë |
| ì | small i, grave accent | ì | ì |
| í | small i, acute accent | í | í |
| î | small i, circumflex accent | î | î |
| ï | small i, umlaut mark | ï | ï |
| ð | small eth, Icelandic | ð | ð |
| ñ | small n, tilde | ñ | ñ |
| ò | small o, grave accent | ò | ò |
| ó | small o, acute accent | ó | ó |
| ô | small o, circumflex accent | ô | ô |
| õ | small o, tilde | õ | õ |
| ö | small o, umlaut mark | ö | ö |
| ø | small o, slash | ø | ø |
| ù | small u, grave accent | ù | ù |
| ú | small u, acute accent | ú | ú |
| û | small u, circumflex accent | û | û |
| ü | small u, umlaut mark | ü | ü |
| ý | small y, acute accent | ý | ý |
| þ | small thorn, Icelandic | þ | þ |
| ÿ | small y, umlaut mark | ÿ | ÿ |