Background: Maternal pushing during the second stage of labor is important contributor to the involuntary expulsive force developed by uterine contraction results to influence on the mother and fetus. Aim of study: Was to evaluate the effect of spontaneous pushing technique during second stage of labor on labor outcomes among primiparas. Design: A quasi-experimental design was utilized to conduct the study. Setting: The study was conducted at Obstetrics and Gynecology department in Benha university hospital. Sample: A purposive sample was used to conduct the data, the total sample was 300 parturient women (150) control group and (150) study group. Tools of data collection: Six tools were utilized for data collection. A structured interviewing questionnaire, physical assessment and observation sheet during labor, visual analogue scale, modified fatigue symptom checklist, birth outcomes sheet and women satisfaction questionnaire. Results: (82%) of women in study group had no maternal complications after delivery compared to (55.3%) control group. According to Apgar's score there was a highly statistically significant difference between two groups at the 1 st minute while there was a statistically significance difference at the 5th minute, (71.5%) of women at study group were satisfied regarding utilized pushing technique and there was no severe symptoms in study group according to total score of modified fatigue symptoms compared to (64.5%) control group. Conclusion: Spontaneous pushing technique during the second stage of labor enhanced maternal and neonatal outcomes and shortens the duration of second stage. Recommendations: Spontaneous pushing during second stage of labor could be recommended to be included in maternal hospitals protocol.