Northern Mariana Islands's oldest players during the 2009 season, and their age in years and days on the occasion of their final appearance, starting or coming on as a substitute.
For each player age is given in days, and in years and days, from their date of birth.
| Player | Age (Y:d) | Age (days) | Match |
|---|---|---|---|
| David Cabrera | 43:94 | 15800 | 15 Mar 2009v Mongolia |
| Jason Schroeder | 42:144 | 15485 | 15 Mar 2009v Mongolia |
| Christopher Nelson | 38:123 | 14003 | 15 Mar 2009v Mongolia |
| Ross Wood | 34:292 | 12711 | 15 Mar 2009v Mongolia |
| Alfred Roberts | 34:242 | 12661 | 15 Mar 2009v Mongolia |
| Nicholas Swaim | 31:127 | 11450 | 15 Mar 2009v Mongolia |
| Peter Loken | 28:194 | 10421 | 15 Mar 2009v Mongolia |
| Peter Houk | 26:258 | 9755 | 15 Mar 2009v Mongolia |
| Joe Wang Miller | 20:40 | 7345 | 15 Mar 2009v Mongolia |
| Gilmark Reusora | 20:40 | 7345 | 15 Mar 2009v Mongolia |
| Lucas Knecht | 15:350 | 5829 | 15 Mar 2009v Mongolia |