Meaning A boy's name of Gaelic origin, it means "Slender; Fair." Origin of Kelden Gaelic , Irish +-100%Zoom level changed to 1 Popular Middle Names Machi Pronunciation 🔊 Listen Kelden Similar Names Kaelan Kaelin Kalen Keillan Kelle Keilan Keelan Keeland Kyle Findley Year by Year Popularity of Kelden