Head to head
Rivalry summary
Terry Addison and Clark Graebner met 2 times on the ATP tour between 1971 and 1971. Their head-to-head is level at 1–1. By surface, they are level 1–1 on carpet.
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Carpet
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Terry Addison's wins on the left · Clark Graebner's on the right · bar lengths share one scale
All meetings (2)
| 1971 | Des Moines | Carpet | QF | Terry Addison | 4-6 7-6 6-3 |
| 1971 | Hampton | Carpet | R32 | Clark Graebner | 6-2 3-0 RET |
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.