Williams has made full use of his returning International players with Ireland hooker Rory Best returning to captain the side. Tommy Bowe, Paddy Wallace and Andrew Trimble will all be hoping to line up against their Irish team mates in this all important Magners League clash.
Italian lock Carlo Del Fava is named having recovered well from a knee injury he picked up during Italy's victory over Scotland in the Six Nations. Also hoping to return from injury will be Rob Dewey who has been out with a knee injury for a number of weeks. Fellow Scottish international Simon Danielli is not named in the squad following his ankle injury on Saturday and is currently being assessed by the Ulster Rugby medical team.
Ulster's next home match will see them face Connacht on 11th April. Tickets are on sale now and are available from www.ulsterrugby.com, the Ravenhill ticket office, the ticket line (02890493222 Option 2) from 10am to 12noon, online and from all usual ticket outlets- a full list can be found at www.ulsterrugby.com.
Ulster Squad
Backs: Isaac Boss; Rob Dewey, Mark McCrea, Paul Marshall, Niall O'Connor, Mark Bartholomeusz, Paddy Wallace, Andrew Trimble, Tommy Bowe, Bryn Cunningham.
Forwards: Justin Fitzpatrick; Rory Best (Capt),Tom Court, Ryan Caldwell, Carlo Del Fava, Neil Best, David Pollock, Stephen Ferris, Nigel Brady, Bryan Young, Justin Harrison, Matt McCullough.
Guinness PRO12
Suite 208, Alexandra House,
The Sweepstakes
Ballsbridge, Dublin 4, Ireland