Introduction: Coronavirus disease 2019, also called COVID-19, is a potentially severe respiratory disease originated by the type 2 coronavirus that causes severe acute respiratory syndrome (SARS-CoV-2). Intrauterine transmission from mother to fetus is a matter of debate. Objective: To identify the available evidence of vertical intrauterine transmission in pregnant women with COVID-19. Methodology: A systematic review was performed using the terms: "Vertical transmission" AND "COVID-19" OR "SARSCoV-2" NOT "Review *". The databases consulted were MEDLINE/PubMed, Science Direct, Clinical Key, LILACS, SciELO, Google Scholar, medRxiv and SciELO Preprints. Results: Thirty primary studies met the selection criteria and included 476 pregnant women. Infection was found in 9 neonates (1.9%) in whom pharyngeal swabs were done within 48 hours of birth. In four of them the presence of the virus was...