Huh, that's kind of intriguing. I don't mind Hart as a first name, though I'd be more up for it as a nickname. Hartwell?
Hartmann?
Hartley?
Three boys nappin', one mama namenerdin'
To peruse my top 100ish names:
http://www.behindthename.com/pnl/82589To peruse my non-name musings:
http://jodifriesen.blogspot.ca/