Buccaneers own Daniel Qualter will partner up with Iain Henderson in the second row while fellow Connacht native Aaron Conneely is named in the back row.
Centre JJ Hanarahan makes a return to the side from last year along with Sam Coghlan-Murray who has been named on the wing.
Kieran Marmion will take up the scrum half position and will partner Paddy Jackson who has been named at outhalf. Jackson will also captain this year's side.
Speaking ahead of the opening game Ruddock said "We are all looking forward to the start of the 6 Nations. It is always a tough test against Wales but preparations have been first class and we are confident we have prepared as best as we can and are now looking forward to transferring that training onto the pitch itself."
Ireland U-20 v Wales U-20 (Dubarry Park, Athlone - Friday 3rd February 2012, Kick-off 7.05pm)
15 - Shane Layden (Buccaneers - Connacht)
14 - Barry Daly (UCD - Leinster)
13 - Foster Horan (Lansdowne - Leinster)
12 - JJ Hanrahan (UL Bohemians - Munster)
11 - Sam Coghlan-Murray (UCD - Leinster)
10 - Patrick Jackson (Dungannon - Ulster) Captain
9 - Kieran Marmion (Corinthians - Connacht)
1 - Kyle McCall (Ballynahinch - Ulster)
2 - Niall Scannell (Dolphin - Munster)
3 - Peter Reilly (Lansdowne - Leinster)
4 - Iain Henderson (QUB - Ulster)
5 - Daniel Qualter (Buccaneers - Connacht)
6 - Conor Gilsenan (UCD - Leinster)
7 - Aaron Conneely (Corinthians - Connacht)
8 - Jack Conan (Old Belvedere - Leinster)
Replacements:
16 - Des Merrey (Clontarf - Leinster)
17 - James Rael (Garryowen - Munster)
18 - Jake Cawley (XXX - Leinster)
19 - Tadgh Beirne (Lansdowne - Leinster)
20 - Jordan Coghlan (UCD - Leinster)
21 - Luke McGrath (UCD - Leinster)
22 - Cathal Marsh (Dublin University - Leinster)
23 - Christopher Farrell (Dungannon - Ulster)




Between 11.00am and 1.00pm on Sunday 12th February Connacht Rugby will throw opens its' doors for supporters to come and take a look behind the scenes at The Sportsground.
The exclusive award is presented in association with Hartmanns Jewellers and Tag Heuer watches and is presented to players who have displayed exceptional leadership and ability both on and off the field over the course of the month.
The Dublin man had been in the Welsh Rugby Union from late 2008 in the role of Group Sponsorship and Branding Manager and was recognised as making a major contribution to their commercial growth over the previous three years. In his time with the Union he was responsible for their Rugby World Cup commercial programme including the RWC Kit Launch, and for overseeing delivery of the RBS 6 Nations and Autumn Series campaigns. He was also credited with introducing 4 FTSE 100 companies to the WRU’s partner programme and developing a number of new strategic partnerships.









