Google results mainly say; "Though only a distant relation to former Essendon and Port Adelaide legend Gavin", but there is one or two sites that say; "and before you ask, yes he is related. He is the cousin of 1993 Brownlow medalist, Gavin Wanganeen".His nephew
Oh, and I thought Derrick was awesome last weekend. For mine, ignoring his rookie status, he's at the top end of the pecking order to replace Pops early if needed.