1988 Belgian Open – Singles
Introduction Kathleen Horvath was the defending champion but lost in the first round to Silvia La Fratta.Arantxa Sánchez won in the final 6–0, 7–5 against Raffaella Reggi.
Seeds A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.#  Zina Garrison ''(quarterfinals)''#  Katerina Maleeva ''(second round)''#  Raffaella Reggi ''(final)''#  '''Arantxa Sánchez (champion)'''#  Isabel Cueto ''(semifinals)''#  Neige Dias ''(quarterfinals)''#  Kathleen Horvath ''(first round)''#  Mercedes Paz ''(quarterfinals)''
Draw
References *  1988 Belgian Open Draw