Introduction: The association of breast cancer and pregnancy is a rare event. The aim of our study is to take stock of this association at the Sylvanus Olympio Teaching Hospital (CHU SO) in Lome, Togo. Methodology: This is a descriptive retrospective study that took place at (CHU SO), Lome, Togo; from January 1, 2014 to December 31, 2018. Results: During our study the frequency of breast cancer and pregnancy was 2.1%. The mean age of the patients was 33.3 years. Multiparas represented 69.2% of cases. Breast cancer was found in the second trimester of pregnancy in 45.4%. The invasive ductal carcinoma was found 38.4%. Patients had received palliative treatment in 53.8% of cases. Fifty-three point eight percent (53.8%) of the patients were lost to follow-up. Conclusion: Breast cancer associated with pregnancy is difficult. The ideal would be a nationwide subsidy for this disease.