Introduction: High levels of childbirth fear is an important factor to reduce mother desire to normal birth and Higher rates of caesarean section (CS) are experienced in fearful women. The advocacy for normal birth is an intervention to reduce fears and can help mothers making correct decisions for type of their delivery. obstetricians and midwives play a key role in educating community towards normal birth. The present study aimed to explore the barriers to advocacy for normal birth, in maternity units and hospitals. Therefore, it is necessary to recognize specific barriers to planning, design and interventions such as community education for childbirth.methodology: this qualitative-exploratory study aimed at examining barriers to advocacy for normal birth. Participants were selected purposefully from the obstetricians, midwives and women whom involved normal birth in hospitals in Tehran, Iran. 22 interviews were conducted among participants during May-January 2016; deep interviews were conducted 35-120 minutes. Analysis: all interviews were recorded in an each word by tape were implemented then inserted in MAXQDA 10 Software. Coding and analysis steps were taken using Strauss and Corbin paradigm based on grounded theory.Results: one of main issues was educational inefficiencies in maternal care system which is conditional cause of barriers to advocacy for normal birth , This issue has two main category including: weakness in training human resources and inefficiency in general awareness of community about advocacy for normal birth. This paper explains the category " inefficiency in general awareness of community about advocacy for normal birth ". conclusion: Inadequate quality of education during pregnancy to women and Ineffective teaching of childbirth preparation were the sub categories which the participants explain it as a barrier, so that changes in this field regarding effective childbirth preparation classes for women in favor of normal birth, can improve normal birth in hospitals of Iran.