If you lean towards a revolver, go for it. They are fine handguns for beginners and experts alike. Same can be said for autos - granted, for nervous beginners the loading/unloading of a revolver is a simpler to grasp concept.
We can assist in narrowing your choices a bit if you can provide the following:
Primary use
Secondary use (if any)
Budget
Used or new preference
Construction preference (steel, polymer, aluminum, titanium, etc)
Finish (blue, stainless, nickel, etc)
Caliber preferences (if any)