 This is a phase II study of Sunitinib in patients with recurrent or inoperable meningiomas. An exploratory study will be performed for patients with recurrent hemangiopericytoma or hemangioblastoma. There will be approximately 50 patients enrolled on this study 40 meningiomas and 10 hemangiopericytomashemangioblastomas. The treatment plan is to use daily SU11248 at a dose of 50 mg, using the established schedule of 4 weeks of treatment followed by two weeks of rest period, forming a six-week treatment cycle. A medical professional will see each patient at least every six weeks while on the medication for toxicity assessment and physical examination. Extent of disease evaluations will occur at baseline, two weeks, twelve weeks, 24 weeks, and every twelve weeks thereafter. These evaluations will include MRI of the brain or CT head if a patient cannot undergo MRI and MR perfusion. 