It is a surname in the United States in Monaca district in the State of Pennsylvania. In Colombia and Venezuela to know him as a male name and is of unknown origin. In Los Llanos Colombovenezolanos used some names very rare (e.g. Usnavy, coming from US Navy). I met a mechanical engineer and name Enigson Pirela Vera Venezuelan oil. There are other Venezuelan professional called Enigson Urdaneta.