Gicquel upset fellow Frenchman Paul-Henri Mathieu 6-4, 6-0.
Llodra, a doubles specialist, easily beat Monaco after converting two of five break opportunities.
Third-seeded Ivan Ljubicic was the only non-French winner on the day, as the 2007 Lyon champion from Croatia beat Nicolas Kiefer of Germany 6-3, 3-6, 6-1.
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