A Google search for Minnalene throws up a very small number of hits, so while it does seem to exist, it's not a common name.
It looks like a combination name (like
Anneliese,
Hannelore etc), from
Minna and
Lene (click links).
♦ Chrisell ♦
All we have to decide is what to do with the time that is given us. - J.R.R. Tolkien.