CASABLANCA, Morocco (AP)—Sixth-seeded Federico Delbonis of Argentina beat Gilles Simon of France 6-4, 6-4 in the first round of the Grand Prix Hassan II on Tuesday.

Simon entered the main draw as a qualifier and struggled on his serve, getting only 45 percent of his first serves in. Delbonis next plays another qualifier, Filip Peliwo, after the Canadian won 7-6 (6), 6-3 against Italy's Filippo Volandri.

In other first-round matches, Spain's Roberto Carballes Baena downed fellow qualifier David Goffin of Belgium 6-2, 7-5; Albert Ramos of Spain won 6-3, 2-6, 6-1 against Moroccan Lamine Ouahab, and big-serving Victor Hanescu of Romania advanced by beating wild card Hicham Khaddari of Morocco 7-6 (3), 6-3.

Hanescu faces top-seeded Kevin Anderson of South Africa in the second round.