Aren't Jon and Hannes very much related name-wise? That seems weird to have in the same sibset.
I like Gabriel and Filip is okay.
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/