Khasekhemwy was the fifth and final king

Pharaoh

Pharaoh is a title used in many modern discussions of the ancient Egyptian rulers of all periods. The title originates in the term "pr-aa" which means "great house" and describes the royal palace...

 of the Second dynasty of Egypt

Second dynasty of Egypt

The second dynasty of ancient Egypt is often combined with Dynasty I under the group title Early Dynastic Period. It dates approximately from 2890 to 2686 BC. The capital at that time was Thinis.-Rulers:...

. Little is known of Khasekhemwy, other than that he led several significant military campaigns and built several monuments, still extant, mentioning war against the Northerners. His name means "The Two Powerful Ones Appear".
Khasekhemwy is normally placed as the successor of Seth-Peribsen

Seth-Peribsen

Peribsen is the serekh name of an early Egyptian king who ruled during the 2nd dynasty. Unlike many other pharaohs of this dynasty, Peribsen is well-attested in the archaeological records...

, though some Egyptologists believe that another Pharaoh, Khasekhem, ruled between them.