Rancho Niguel Land Grant
The name Laguna Niguel is derived from the words “Laguna”… Spanish for “lagoon”, and “Nigueli”… the name of a Juaneño Indian village once located near Aliso Creek, that is close by. Laguna Niguel occupies a hilly basin near the southern end of the San Joaquin Hills, a small coastal mountain range in southern Orange County.
There is more information regarding the history, demographics and economy of Laguna Niguel @ Wikipedia.