Derek \d(e)-rek\ as a boy's name is pronounced DARE-ik. It is of English and Old German origin, and the meaning of Derek is "power of the tribe". From Theodoric. Many phonetic variants have come into popular usuage. Basketball player Derrick Coleman; baseball player Derek Jeter.
Derek has 21 variant forms: Darek, Darrick, Darriq, Dereck, Deric, Derick, Derik, Deriq, Derk, Derreck, Derrek, Derrick, Derrik, Derryck, Derryk, Deryck, Deryk, Deryke, Dirk, Dirke and Dyrk.
For more information, see also related names Dedrick, Derry, Jerrick, Darroch and Dietrich.
Baby names that sound like Derek are Dirck, Dierck and Tarek.