This is juvenile...

If we are talking age appropriate:  

Rosanne Cash

If we are talking appropriate, if I had money:  

Lindi  Ortega
Whitney Rose


Rich 

Charleen Darling , she makes me cry when she sings Boil that cabbage down!

Lifetime mate? How about mating with their music for a lifetime?

From my youth:

Diana Washington singing "Blue Gardenia."

https://www.youtube.com/watch?v=3UTmuKLoEeQ

Sarah Vaughn singing "I've got a crush on you," and "A foggy day in London Town."

https://www.youtube.com/watch?v=bPTLPElr7cI

Current:

Carol Kidd:

https://www.youtube.com/watch?v=kx0xFO-Nbn8

Frank

Could be Emmylou Harris. Or Iris Dement. Or Julie Miller. Or Joan Osborne. Or Carlene Carter. Or Kasey Chambers. Or Rhonda Vincent. Or Patty Loveless. Or Chrissie Hynde, I guess ;-) .

@bdp24 

One heck of a harem you got going on there!