| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Karlene | KAHR-leen | English | ||
| Karly | KAHR-lee | English (Modern) | ||
| Karmen | - | Slovene, Croatian | ||
| Karol | KAH-rawl (Polish) | Polish, Slovak, Slovene | ||
| Karolina | kah-raw-LEE-nah (Polish), kah-ro-LEE-nah (Swedish, German) | Polish, Swedish, Norwegian, Danish, Hungarian, Slovene, Croatian, Macedonian, Lithuanian, German | ||
| Karolyn | KER-ə-lin, KAR-ə-lin | English | ||
| Karpos | - | Ancient Greek, Biblical Greek | ||
| Karrie | KER-ee, KAR-ee | English | ||
| Karyn | KER-ən, KAR-ən | English | ||
| Karyna | - | English (Rare) | ||
| Kasandra | kə-SAN-drə (English) | English (Modern), Polish | ||
| Kasey | KAY-see | English | ||
| Kassandra | kə-SAN-drə (English) | Greek Mythology, Ancient Greek, English (Modern) | ||
| Kassandros | - | Ancient Greek | ||
| Kassia | KA-shə | English (Rare) |