| Unicode | Gemen | | Unicode | Versal | | Används bl.a. i följande språk |
|---|
| U+006F | o | LATIN SMALL LETTER O | U+004F | O | LATIN CAPITAL LETTER O | de flesta där latinskt alfabet används |
| U+1D52 | ᵒ | MODIFIER LETTER SMALL O | | | | (inte att förväxla med U+00B0 (°) DEGREE SIGN) |
| U+00BA | º | MASCULINE ORDINAL INDICATOR | | | | (egentligen samma som U+1D52, se föregående rad, men denna är ibland understruken) Förkortning av ordningstal i bl.a. italienska, spanska.[a] |
| U+00F3 | ó | LATIN SMALL LETTER O WITH ACUTE | U+00D3 | Ó | LATIN CAPITAL LETTER O WITH ACUTE | norska,isländska,färöiska,pinyin,spanska,portugisiska,polska,slovakiska,ungerska,högsorbiska,iriska,italienska,kasjubiska,katalanska,walesiska,occitanska |
| U+00F2 | ò | LATIN SMALL LETTER O WITH GRAVE | U+00D2 | Ò | LATIN CAPITAL LETTER O WITH GRAVE | norska,italienska,pinyin,kasjubiska,katalanska,occitanska,portugisiska,rätromanska |
| U+014F | ŏ | LATIN SMALL LETTER O WITH BREVE | U+014E | Ŏ | LATIN CAPITAL LETTER O WITH BREVE | |
| U+00F4 | ô | LATIN SMALL LETTER O WITH CIRCUMFLEX | U+00D4 | Ô | LATIN CAPITAL LETTER O WITH CIRCUMFLEX | norska,franska,slovakiska,frisiska,kasjubiska,walesiska,portugisiska |
| U+1ED1 | ố | LATIN SMALL LETTER O WITH CIRCUMFLEX AND ACUTE | U+1ED0 | Ố | LATIN CAPITAL LETTER O WITH CIRCUMFLEX AND ACUTE | vietnamesiska |
| U+1ED3 | ồ | LATIN SMALL LETTER O WITH CIRCUMFLEX AND GRAVE | U+1ED2 | Ồ | LATIN CAPITAL LETTER O WITH CIRCUMFLEX AND GRAVE | vietnamesiska |
| U+1ED7 | ỗ | LATIN SMALL LETTER O WITH CIRCUMFLEX AND TILDE | U+1ED6 | Ỗ | LATIN CAPITAL LETTER O WITH CIRCUMFLEX AND TILDE | vietnamesiska |
| U+1ED5 | ổ | LATIN SMALL LETTER O WITH CIRCUMFLEX AND HOOK ABOVE | U+1ED4 | Ổ | LATIN CAPITAL LETTER O WITH CIRCUMFLEX AND HOOK ABOVE | vietnamesiska |
| U+01D2 | ǒ | LATIN SMALL LETTER O WITH CARON | U+01D1 | Ǒ | LATIN CAPITAL LETTER O WITH CARON | pinyin |
| U+00F6 | ö | LATIN SMALL LETTER O WITH DIAERESIS | U+00D6 | Ö | LATIN CAPITAL LETTER O WITH DIAERESIS | svenska,finska,isländska,tyska,ungerska,turkiska,azeriska,estniska,gagauziska,isländska,luxemburgiska,rätromanska,samiska |
| U+022B | ȫ | LATIN SMALL LETTER O WITH DIAERESIS AND MACRON | U+022A | Ȫ | LATIN CAPITAL LETTER O WITH DIAERESIS AND MACRON | |
| U+0151 | ő | LATIN SMALL LETTER O WITH DOUBLE ACUTE | U+0150 | Ő | LATIN CAPITAL LETTER O WITH DOUBLE ACUTE | ungerska |
| U+00F5 | õ | LATIN SMALL LETTER O WITH TILDE | U+00D5 | Õ | LATIN CAPITAL LETTER O WITH TILDE | portugisiska,estniska,liviska |
| U+1E4D | ṍ | LATIN SMALL LETTER O WITH TILDE AND ACUTE | U+1E4C | Ṍ | LATIN CAPITAL LETTER O WITH TILDE AND ACUTE | |
| U+1E4F | ṏ | LATIN SMALL LETTER O WITH TILDE AND DIAERESIS | U+1E4E | Ṏ | LATIN CAPITAL LETTER O WITH TILDE AND DIAERESIS | |
| U+022D | ȭ | LATIN SMALL LETTER O WITH TILDE AND MACRON | U+022C | Ȭ | LATIN CAPITAL LETTER O WITH TILDE AND MACRON | liviska |
| U+022F | ȯ | LATIN SMALL LETTER O WITH DOT ABOVE | U+022E | Ȯ | LATIN CAPITAL LETTER O WITH DOT ABOVE | liviska |
| U+0230 | Ȱ | LATIN CAPITAL LETTER O WITH DOT ABOVE AND MACRON | U+0231 | ȱ | LATIN SMALL LETTER O WITH DOT ABOVE AND MACRON | liviska |
| U+00F8 | ø | LATIN SMALL LETTER O WITH STROKE | U+00D8 | Ø | LATIN CAPITAL LETTER O WITH STROKE | danska,norska,färöiska,samiska |
| U+01FF | ǿ | LATIN SMALL LETTER O WITH STROKE AND ACUTE | U+01FE | Ǿ | LATIN CAPITAL LETTER O WITH STROKE AND ACUTE | danska (sällsynt, finns i till exempel ordet gǿr) |
| U+01EB | ǫ | LATIN SMALL LETTER O WITH OGONEK | U+01EA | Ǫ | LATIN CAPITAL LETTER O WITH OGONEK | samiska,isländska (äldreortografi),dogrib |
| U+01ED | ǭ | LATIN SMALL LETTER O WITH OGONEK AND MACRON | U+01EC | Ǭ | LATIN CAPITAL LETTER O WITH OGONEK AND MACRON | |
| U+014D | ō | LATIN SMALL LETTER O WITH MACRON | U+014C | Ō | LATIN CAPITAL LETTER O WITH MACRON | lettiska,liviska,pinyin |
| U+1E53 | ṓ | LATIN SMALL LETTER O WITH MACRON AND ACUTE | U+1E52 | Ṓ | LATIN CAPITAL LETTER O WITH MACRON AND ACUTE | |
| U+1E51 | ṑ | LATIN SMALL LETTER O WITH MACRON AND GRAVE | U+1E50 | Ṑ | LATIN CAPITAL LETTER O WITH MACRON AND GRAVE | |
| U+1ECF | ỏ | LATIN SMALL LETTER O WITH HOOK ABOVE | U+1ECE | Ỏ | LATIN CAPITAL LETTER O WITH HOOK ABOVE | vietnamesiska |
| U+020D | ȍ | LATIN SMALL LETTER O WITH DOUBLE GRAVE | U+020C | Ȍ | LATIN CAPITAL LETTER O WITH DOUBLE GRAVE | slovenska,kroatiska |
| U+020F | ȏ | LATIN SMALL LETTER O WITH INVERTED BREVE | U+020E | Ȏ | LATIN CAPITAL LETTER O WITH INVERTED BREVE | slovenska,kroatiska |
| U+01A1 | ơ | LATIN SMALL LETTER O WITH HORN | U+01A0 | Ơ | LATIN CAPITAL LETTER O WITH HORN | vietnamesiska |
| U+1EDB | ớ | LATIN SMALL LETTER O WITH HORN AND ACUTE | U+1EDA | Ớ | LATIN CAPITAL LETTER O WITH HORN AND ACUTE | vietnamesiska |
| U+1EDD | ờ | LATIN SMALL LETTER O WITH HORN AND GRAVE | U+1EDC | Ờ | LATIN CAPITAL LETTER O WITH HORN AND GRAVE | vietnamesiska |
| U+1EE1 | ỡ | LATIN SMALL LETTER O WITH HORN AND TILDE | U+1EE0 | Ỡ | LATIN CAPITAL LETTER O WITH HORN AND TILDE | vietnamesiska |
| U+1EDF | ở | LATIN SMALL LETTER O WITH HORN AND HOOK ABOVE | U+1EDE | Ở | LATIN CAPITAL LETTER O WITH HORN AND HOOK ABOVE | vietnamesiska |
| U+1EE3 | ợ | LATIN SMALL LETTER O WITH HORN AND DOT BELOW | U+1EE2 | Ợ | LATIN CAPITAL LETTER O WITH HORN AND DOT BELOW | vietnamesiska |
| U+1ECD | ọ | LATIN SMALL LETTER O WITH DOT BELOW | U+1ECC | Ọ | LATIN CAPITAL LETTER O WITH DOT BELOW | vietnamesiska |
| U+1ED9 | ộ | LATIN SMALL LETTER O WITH CIRCUMFLEX AND DOT BELOW | U+1ED8 | Ộ | LATIN CAPITAL LETTER O WITH CIRCUMFLEX AND DOT BELOW | vietnamesiska |
| U+0153 | œ | LATIN SMALL LIGATURE OE | U+0152 | Œ | LATIN CAPITAL LIGATURE OE | franska,engelska |
| U+0223 | ȣ | LATIN SMALL LETTER OU | U+0222 | Ȣ | LATIN CAPITAL LETTER OU | algonkinska,huron |
| U+0275 | ɵ | LATIN SMALL LETTER BARRED O | | | | IPA |
| U+0276 | ɶ | LATIN LETTER SMALL CAPITAL OE | | | | IPA |
| U+00A4 | ¤ | CURRENCY SIGN | | | | ”generisk” valutasymbol, uppfanns som ”ersättning” för $-tecknet i ASCII förISO/IEC 646 |
