Staring his career in the prestigious youth team ranks at Ajax, The Hague born player is thought to be a target for Steve McClaren's FC Twente and also fellow Dutchtop flight side FC Groningen who are also touted as a possible destination for the 30 year old winger.

In February 2009, Van Der Gun was also linked with a switch to Feyenoord and the midfielder showed an interest in moving to the Feyenoord Stadion, he said, "I know that Mario Been touted me as an interesting player for Feyenoord. It's always nice to hear something like that. Especially from a successful trainer like him. His style of play suits me perfectly.”

"Feyenoord are going through a tough season, but they're still one of Holland's best teams. However, I'm not the one linking myself to Feyenoord. Other people talk about a possible transfer."

Van Der Gun was seen as one of the great prospects of the Dutch game and was even mentioned in the same light as Dutch legend and master of “Total Football” Johan Cruyff.

An untimely knee injury in 2001 put back the players development and when he returned faced competition in the Ajax ranks from the likes of Zlatan Ibrahimovic, Rafael Van Der Vaart and Wesley Sneijder.

Facing an uphill battle to break into the first team at the Amsterdam Arena, loans to Willem II, home town club Ado Den Haag followed. When Borussia Dortmund came calling his injury curse struck again damaging his cruciate ligaments in his right knee, after just making 3 appearances for the German side.

Disconsolately returning from Germany, Van Der Gun signed for FC Utrecht and has made 52 appearances for the Utreg and has scored 17 goals.