Sean Dougall starts at 7 having recovered from the hand injury that forced him to leave the field of play against Uruguay after only 12 minutes, with incoming Munster player for next season Robin Copeland starting at number 8.
Ian Keatley is promoted to the number 10 jersey with his fellow Munster fly-half JJ Hanrahan dropping to the bench, while in the back three Johne Murphy returns to full-back with Andrew Conway making his second start of the competition on the left wing.
Back-rowers Paddy Butler and Tommy O'Donnell join Hanrahan in the replacements.
The game against Romania will determine the winner of the 2014 IRB Nations Cup with both sides having recorded two victories to date.
Emerging Ireland v Romania, IRB Nations Cup, Stadionul National Arcul de Triumf, Bucharest - Sunday 22nd June. KO 17:00 Irish time.
15. Johne Murphy (Young Munster/Munster)
14. Craig Gilroy (Dungannon/Ulster)
13. Eoin Griffin (Galwegians/Connacht)
12. Stuart McCloskey (Dungan
11. Andrew Conway (Blackrock College/Munster)
10. Ian Keatley (Young Munster/Munster)
9. Paul Marshall (Ballymena/Ulster)
1. John Ryan (Cork Constitution/Munster)
2. James Tracy (UCD/Leinster)
3. Michael Bent (Dublin University/Leinster)
4. Billy Holland (Cork Constitution/Munster)
5. Dave Foley (UL Bohemians/Munster)
6. Dominic Ryan (Lansdowne/Leinster) capt
7. Sean Dougall (Dolphin/ Munster)
8. Robin Copeland (Cardiff Blues)
16. Brian Byrne (Clontarf/Leinster)
17. Ricky Lutton (Belfast Harlequins/Ulster)
18. Paddy Bulter (Shannon/Munster)
19. Tommy O'Donnell (UL Bohemians/Munster)
20. Michael Heaney (Belfast Harlequins/Ulster)
21. JJ Hanrahan (UL Bohemians/Munster)
22. Brendan Macken (Blackrock College/Leinster)