ABSTRACT: Objective: The aim of this study was to assess the periodontal status of women during pregnancy attended in a maternity hospital, as well as their oral hygiene habits. Materials and Methods: The sample was composed by 100 pregnant women, ranging from their first to ninth month of pregnancy, were examined at a maternity hospital in Goiás, Brazil. They received information about oral hygiene techniques and they were submmited a periodontal examination in a dentist’s office, where the Periodontal Screening and Recording (PSR) codes were verified along with bleeding on probing and tooth loss. Results: About their pregnancy period, the most (46%) were in their third trimester at the time of this study. The gingival index showed an average of 12% and 90% of the patients presented PSR Code 2. As for dental hygiene, 55% reported brushing three times a day and 48% used dental floss daily. Conclusion: The most pregnant women in the third trimester, showed a prevalence for gingivitis. They reported brushing their teeth three times a day and using dental floss daily.