Background: The objective of the present study was to estimate the effects of interpregnancy interval and outcome of preceding pregnancy on present pregnancy outcome.Methods: This study was undertaken as observational study. 1000 women were included in this study then interpregnancy interval categorized in 4 groups. Outcome of preceding pregnancy were included in term of induce abortion, miscarriage, still birth and live birth.Results: For each group the highest rate of IA occur for woman whose previous pregnancy ended with an IA. For pregnancy after an IA the rate of subsequent IA is 16.6%, 11.6%, 5% for IPI of