A spelling variation of Hawthorne, an English surname-turned-given-name indicating someone who lived where hawthorn trees grow. And like his namesake tree, your little Hawthorn will be strong and sturdy but also a bit thorny here and there.
Famous people named Hawthorn:
None at this point ... but your little Hawthorn could change all that.
Someday maybe your Hawthorn will want to move to Hawthorn, Pennsylvania. Or to one of the two Hawthorns in Australia (one a suburb of Melbourne, the other a suburb of Adelaide). Or maybe just visit - and stay in a Hawthorn Suites hotel while he's there.