Quena (English): “Woman,” from Old English root cwén.
Queneva, Queniva (English): Derived from Old English name Cwengifu (Woman gift), from roots cwen and gifu.
Quenilda, Quenilla (English): Derived from Old English name Cwénhild, with roots cwén (wife, woman) and hild (battle, war).
Qays (Moorish Arabic): “To compare, to measure.”
Quieton (Czech): Possibly related to Quentin (fifth), from Latin root quintus.