| Cyris | Cyrus means 'throne' or 'king' in Persian, derived from the name of the ancient Persian king Cyrus the Great. |
| CYRUS | A Persian name meaning like the sun. |
| Cyryl | The Polish variation of the name Cyril. |
| Cyst | A medical term for a closed sac or pouch. |
| Cystenian | Steady; stable. |
| Cystennin | A Welsh form of the name Constantine. |
| CYTHERA | Named after the island of Aphrodite. |
| CYTHEREA | myth name (another
name for Aphrodite) |
| Cytheria | Goddess of love |
| Cyzarine | A variant spelling of the title Tsarina. |
| Czaee | A unique name of uncertain origin. |
| Czar | Emperor. Variant of Caesar. |
| Czarina | Feminine of czar. Russian equivalent to a female caesar or empress. |
| Czcibor | Fights with honour. |
| Czeck | Variant of Czeslaw: Glory and honour. |
| Czesiek | Variant of Czeslaw: Glory and honour. |
| Czeslaw | Glory and honour. |
| CZIGANY | A Hungarian term meaning a gypsy person. |
| Da | Big; Great; Achieve; Attainment; Big Strike; Fortunate |
| Daa | A name meaning a gift or blessing. |
| Daadar | Brother, Dear friend, Another name for God |
| Daafi | One who expels prevents |
| Daai | Another name for prophet muhammad |
| Daaim | Continual. Listing. |
| Daaivik | Divine or related to the gods. |
| Daakshi | Golden, Son, Son of Daksh, The glorious |
| Daakshit | One who is clever and talented. |
| Daakshitha | A girl who is highly skilled. |
| Daakshya | Cleverness, Honesty, Brilliance, Efficient |
| Daam | Creature, Creation |
| Daama | Prosperous, Self-possessed, River, Ocean |
| Daaman | Rope, Taming, Self-controlled, Conquering, One who controls |
| Daamin | Guarantor, Surety, Conquering, Self-controlled |
| Daaminee | Lightning or a flash of light. |
| Daamini | Lightning, Conquering, Self-controlled |
| Daamir | One who is peaceful and calm. |
| Daamodar | A name of Krishna |
| Daan | Wise and prudent |
| Daana | Learned, Intelligent, Grain, Wise, Another name for God |
| Daanaa | Variant of Dana: Wise. Intelligent. |