Nunatak marking the north end of the Trilling Peaks, 3 miles (4.8 km) south of Mount Burnett in the Framnes Mountains, Mac.

Watson, diesel mechanic at Mawson Station, who assisted in the Framnes Mountains Depot Peak survey by AN ARE in 1965.

Nunatak at the south end of the Trilling Peaks in the Framnes Mountains, Mac.

Named by ANCA for F. Van Hulssen, technical officer (ionosphere) at Mawson Station in 1959.

Lichens have been collected on the southern faces of the nunatak and on the western scree slopes.