A 10-year-old female Belgian Malinois shepherd dog was presented because of an advanced recurrenceof an intra- and subcutaneous hemangiopericytoma on the cranial aspect of the stifle. Ultrasound examinationrevealed a multi-lobular well demarcated mass. The tumor was excised with wide margins and thedefect of around 300 degrees of circumference on the lateral, cranial, and medial part of the stifle andproximal tibial area was covered with a transposition skin flap, originating from the cranio-medial thighand inguinal region. Healing was uncomplicated and 13 months after surgery there was still no evidenceof recurrence of the tumor.To the authors’ knowledge, this is the first report to describe this reconstructive surgical techniquearound the knee joint in a dog.