Is the last name - 'Janes' Dutch ? Also . .What do you think of?

Question

the 5 most happiest countries being . . Denmark . .Switzerland . .Austria . . .Iceland . . .The Bahamas ? It is based on three criteria . . Health care systems and quality . . . Education systems (a lot are frree even to univ.). . .and work to personal time ratio (a lot have PAID vacation 5 to 6 wks.). US rated 23 happiest country to live.

Answer 1

I know of the survey - greetings from Switzerland :-)
And, I do think there is some truth in the survey.

The last name "Janes" sounds rather Eastern European to me, perhaps Czech, not Polish.

Answer 2

The last name Janes doesn't sound Dutch to me