Updated June 9, 2019 Share: Boy name origins & meanings Spanish : MeadowsAmerican : Place name: Las Vegas, Nevada Boy name variations Vega Vega + 10% this year Neutral Rare Find out more How Popular Is The Name Vegas Family name origins & meanings Spanish : habitational name from any of the places named Vegas or Las Vegas, from the plural of vega ‘meadow’ (see Vega).