DRF aka Thrifty Bill
Join Date: Jan 2008
Location: The NC Mountains
Bikes: 86 Katakura Silk, 87 Prologue, 87 Cimarron, 14 frame school custom, 73 Paramount
Mentioned: 2 Post(s)
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+1 Not enough information. What type of bike?
+1 That Colorado cyclist is a good place to start.
Oversimplification, but women at a given height tend to have longer legs than males. I have had a woman 5-7 fit a larger bike than I fit at 5-11. Lots of variables. If you are buying new, nothing beats a really good bicycle shop at getting it right.
On vintage road bikes, I start with this chart to get in the ballpark: