Nathanael \n(a)-tha-nael\ as a boy's name is a variant of Nathaniel (Hebrew), and the meaning of Nathanael is "God has given". See also Bartholomew.
The baby name Nathanael sounds like Nathanyel and Natanael. Other similar baby names are Nethanyel, Nethaniel, Nethanel, Nathanyal, Nathanial, Nathaneal and Nataniel.