Head to head
Rivalry summary
Andy Roddick and Kristof Vliegen met 3 times on the ATP tour between 2004 and 2009. Andy Roddick leads the head-to-head 3–0 against Kristof Vliegen. By surface, Roddick leads 2–0 on hard.
2
Hard
0
1
Grass
0
Andy Roddick's wins on the left · Kristof Vliegen's on the right · bar lengths share one scale
All meetings (3)
| 2009 | Queen's Club | Grass | R32 | Andy Roddick | 6-1 6-4 |
| 2006 | Cincinnati Masters | Hard | R32 | Andy Roddick | 6-4 6-4 |
| 2004 | San Jose | Hard | R16 | Andy Roddick | 6-2 6-3 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.