The meaning of Olencia is 'olive tree' and 'healthy and strong'. It is an invented name originating from America. Olencia is a combination of the feminine names Olivia, meaning 'olive tree', and Valencia, meaning 'healthy and strong'. Olenci also has Polish and Jewish roots. In Polish, the name means 'mankind's defender' and, in Jewish, its meaning is 'in the blink of an eye'.