1989 Italian Open – Men's singles
Introduction Alberto Mancini won in the final 6–3, 4–6, 2–6, 7–6, 6–1 against Andre Agassi.Ivan Lendl was the defending champion but did not compete this year.
Seeds #  Mats Wilander ''(third round)''#  Andre Agassi ''(final)''#  Kent Carlsson ''(first round)''#  Miloslav Mečíř ''(first round)''#  Jimmy Connors ''(third round)''#  Emilio Sánchez ''(third round)''#  Aaron Krickstein ''(second round)''#  Guillermo Pérez Roldán ''(quarterfinals)''#  Ronald Agénor ''(first round)''#  Darren Cahill ''(third round)''#  '''Alberto Mancini (champion)'''#  Andrés Gómez ''(first round)''#  Jaime Yzaga ''(third round)''#  Horst Skoff ''(first round)''#  Marcelo Filippini ''(second round)''#  Mark Woodforde ''(first round)''
Draw ===Finals======Top half=======Section 1========Section 2=======Bottom half=======Section 3========Section 4====
External links *  1989 Italian Open draw