According to IMDb, Suzanne was born in 1950, making her 20-25 years old during her 1970-75 stint in the world of porn. This sounds about right. She's 62 now, if still alive. Further information on her life is just not out there as far as I can tell.
Thanks to the excellent work of zushiomaru and others above, we now have a more-complete range of Suzanne's films at hand. I've had a look at some of them. All are more-or-less cheesy from that era, and some are not very revealing of Suzanne's assets. A really good one, though, is
Virgin Hostage, posted by horatio here:
http://vintage-erotica-forum.com/sho...suzanne+fields
Ignoring the story line, one gets to see extended footage of Suzanne in various positions with each of the two "captors," and in an extended segment riding one of them. She's the quintessential 1970's hippie babe. Have a look!