Mercedes Paz was the defending champion, but lost in the first round to Radka Zrubáková. Zrubáková won the title by defeating Rachel McQuillan 7–6(7–3), 7–6(7–3) in the final. Seeds The first four seeds received a bye into the second round. Draw Finals Top half Bottom half References External links Official results archive (ITF) Official results archive (WTA) Internationaux de Strasbourg - Singles 1991 Singles Internationaux de Strasbourg