Vernon and Petunia Dursley in their room.
Vernon and Petunia's bedroom was located on the second floor of 4 Privet Drive. It was the largest bedroom in the house, and was where Vernon and Petunia slept. They were awoken from their bedroom in the summer of 1992 by the Flying Ford Anglia tearing the bars off the window.
Vernon and Petunia being awoken.