Memolli Nunatak (, âÂÂNunatak Memolliâ \'nu-na-tak 'me-mo-li\) is the peak in Ellsworth Mountains, Antarctica rising to 2136 m at the end of the side ridge that trends 14.3 km northwestwards from the peak standing on the main crest of north-central Sentinel Range just north of Mount Hale. It has steep and ice-free east and south slopes.
The nunatak is named after Mariano Arnaldo Memolli, Director of the Argentine , for his support for the Bulgarian Antarctic programme.
Memolli Nunatak is located at , which is 13.73 km west of Mount Goldthwait, 1.74 km north-northwest of Silyanov Peak, 11.35 km east-northeast of Kovil Nunatak, 22.1 km southeast of Helfert Nunatak and 11.8 km south-southwest of Mursalitsa Peak. US mapping in 1961.