#3 Only 3 players have a winning head-to-head record against both Federer and Nadal

Among all players to have played both Federer and Nadal, Novak Djokovic is one of only 3 players to have a winning head-to-head record against the duo. Djokovic, along with Federer and Nadal, forms the third part of tennis's Big-3 trifecta.
No other player has played Federer (49) and Nadal (54) as many times as Djokovic has. The Serb had just one win from his first 6 matches against Federer and Nadal each but in due course took the lead in his head-to-head rivalry against the duo.
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Federer (23) and Nadal (26) have beaten Djokovic more times than they have beaten any other player. But they have also endured more losses (Federer-26, Nadal-28) against the Serb than against any other player.
Djokovic's 54 wins over Federer and Nadal is thrice the next best combined tally of wins (Andy Murray - 18) by a player against the duo. However, the Scot has a losing head-to-head record against both players.
Only 3 other players have 10 or more combined wins against Federer and Nadal - Lleyton Hewitt (13), David Nalbandian (10) and Jo-Wilfried Tsonga (10). But like Murray, all three have a losing head-to-head record against the duo.
The two other players to have a winning head-to-head against both Federer and Nadal are Dominik Hrbaty (2-1 against Federer, 3-1 against Nadal) and Alex Corretja (3-2 against Federer and 2-0 against Nadal).
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