Singles
Doubles
Win Probability
96%
4%
Based on RFI Power Level
Series Ratio
1
-
0
Total H2H: 1
John Halko
Alberta
--
1966
--
31
41.9%
Right Handed
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LEVEL COMPARISON MATRIX
Current Rank
RFI Power
RPI
Total Matches
Career Win Rate
Handedness
Started Playing
Equipment
Samuel Graham
Alberta
--
1409
--
26
61.5%
Right Handed
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Head-to-Head History (Doubles)
Date
Result
Teams
Score
Mar 28, 2026
← John Won
John Halko
/ Jason Cioran
vs
Samuel Graham
/ Nathan Buller
7-11, 8-11, 11-13