It's ok, and better than the once-ubiquitous
Chris, I suppose, but it makes me think of gophers, too. :b
I worked with a woman who had two kids,
Christopher and
Anna Katherine. She said she'd always liked more unusual names so she was surprised she ended up naming her kids more 'normal' names, but tried to make for it by nicknaming them
Topher and AnnaKate.