He started playing tennis at the Adrogué Tennis Club and he also represented his native country as a lucky loser at the 1992 Summer Olympics in Barcelona, where he was defeated in the first round by France's Fabrice Santoro.
At the 1992 Olympics in Barcelona, he reached the second round again, this time falling to France's Fabrice Santoro, 6–4, 2–6, 1–6, and 1–6.
Fabrice Santoro | Michele Santoro | Fabrice Luchini | Rodrigo Santoro | Fabrice Bellard | Santo Santoro | Salvatore "Tom Mix" Santoro | Fabrice Wattez | Fabrice Rouzier | Fabrice Muamba | Fabrice Moreau | Fabrice Kwizera | Fabrice Jeannet | Fabrice d'Almeida | Fabrice Benichou |
Other top seeded players were Las Vegas runner-up Jürgen Melzer, French Open quarterfinalist, Båstad semifinalist Igor Andreev, Gilles Simon, Fabrice Santoro and Albert Montañés.
The French duo won their first Grand Slam as a team, however this was Llodra's third, having won the Australian Open twice previously with Fabrice Santoro in 2003 and 2004.
Other top seeds were Las Vegas champion Sam Querrey, Indian Wells Masters quarterfinalist Tommy Haas, Fabrice Santoro, Robby Ginepri and Thomaz Bellucci.