| Kieth | Windy Place, Forest |
| Kiev | Fair, Kind, Gentle |
| Kilo | Derived from the Greek word 'kilos,' meaning 'measure' or 'weight.' |
| Kingslee | From the King's Meadow |
| Kio | Derived from the Japanese name 'Kio,' meaning 'bright' or 'intelligent.' |
| Kion | Born of the Yew, Well Born, Noble |
| Kiowa | Derived from the Native American tribe 'Kiowa,' meaning 'real people' or 'principal people.' |
| Kippy | Sharply Pointed Hill |
| Kire | Derived from the Japanese name 'Kire,' meaning 'clear' or 'pure.' |
| Kirt | Enclosure, Courteous |
| Kiyon | Noble, Born Of The Yew, Well Born |
| Klee | A German name meaning a clover field. |
| Klinton | Settlement by the River Glyme |
| Kobie | Brave, Fearless |
| Koli | Derived from the Sanskrit name 'Koli,' meaning 'dancer' or 'singer.' |
| Kool | Derived from the English word 'cool,' meaning 'refreshing' or 'calm.' |
| Kopi | Derived from the Indonesian word 'kopi,' meaning 'coffee.' |
| Artiom | A Greek name meaning healthy or safe. |
| Artjom | Derived from the Russian name 'Artiom,' meaning 'strong' or 'warrior.' |
| Arturs | A Latvian name meaning noble strength. |
| Aryn | Mountain of Strength, Enlightened |
| Ashlon | An English name meaning ash tree meadow. |
| Askold | Derived from the Old Norse name 'Ãskell,' meaning 'divine battle' or 'god of war.' |
| Assaad | An Arabic name meaning most fortunate. |
| Asterios | Derived from the Greek name 'Asterios,' meaning 'star' or 'heavenly.' |
| Aucaman | Condor from Wilderness |
| Auggie | Deserving of Respect, Sacred, Pure |
| Austan | Holy, Dignified, August |
| Autry | Noble strength and power |
| Avee | A bird or a flight of fancy |
| Avelino | Derived from the Spanish name 'Avelino,' meaning 'hazelnut' or 'strong.' |
| Avion | Derived from the word airplane |
| Avo | Derived from the Estonian name 'Avo,' meaning 'grandfather' or 'ancestor.' |
| Korie | From the hollow or the ravine |
| Koz | Universe, Order, Beauty, Harmony |
| Kreg | Watchful, Awake |
| Kregg | Awake, Watchful |
| Kristan | Derived from Christian, meaning follower of Christ |
| Kristoph | Variant of Christopher, meaning follower of Christ |
| Krys | Bearing Christ, Follower of Christ |