Has anyone here taken prograf or cellcept (mycophenolate mofetil) and noticed any increase in blood sugar?

Yes. Prograf is potentially beta cell toxic and can induce diabetes in some patients. There could be some alternatives in some cases, discuss with your transplant physicians.
Yes. Prograf is associated with the development of diabetes in a small percentage of those taking the drug.
Yes. Tacrolimus can cause hyperglycemia in 5-20% of kidney transplant recipients. However, it depends on the doses given, the body size (bmi) of the patient, a strong family history of diabetes, and prior tendency towards diabetes or pre diabetes.