Cavalier Rock (67°50′S 69°28′W) is an isolated rock lying 13 nautical miles (24 km) southwest of Cape Adriasola, off the south part of Adelaide Island. It was named by the UK Antarctic Place-Names Committee in 1963 for Sub. Lieutenant Geoffrey A. Cavalier, Royal Navy, helicopter pilot of HMS Protector who flew the reconnaissances which located this feature.
References
Cavalier Rock Wikipedia(Text) CC BY-SA