Robert Wallet was a tennis player competing for France.
Wallet finished runner-up to Max Decugis in the singles final of the Amateur French Championships in 1907, but took the mixed doubles title at the tournament the same year, alongside A. Péan.
Grand Slam finals Singles: 1 (0-1) Outcome Year Championship Surface Opponent in the final Score in the finalRunner-up 1907 French Championships Clay (red) Max Decugis –
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