You would simply transliterate the name: Derek - דרק.
There is no Hebrew name for Derek, but you can spell it in Hebrew letters as דרק
Derek has no meaning in Hebrew. It is an Old German name.
Derek God's son = דרק, בן אלוקים (derek, ben Elohim)
His name is derek because his great great grandpa name was derek.
His name is derek because his great great grandpa name was derek.
His name is derek because his great great grandpa name was derek.
Derek Lake's birth name is Derek Michael Lake.
Derek Liscoumb's birth name is Derek Andrew Liscoumb.
Derek Loughran's birth name is Derek Mark Loughran.
Derek Loville's birth name is Derek Kevin Loville.
Derek Jacobi's birth name is Derek George Jacobi.
Derek Jeter's birth name is Derek Sanderson Jeter.
Derek Bennett's birth name is Derek James Bennett.