Fetal abdominal MRI is a comparatively recent branch of fetal MRI. Like other organ systems, the abdominal viscera also show considerable changes during the time period covered by fetal MRI. This leads to a different appearance of the fetal abdomen on MRI, depending on gestational age. The changes observed in the gastrointestinal tract relate to the distribution of swallowed amniotic fluid and meconium within the intestines, which is characteristic of both developmental stages as well as of certain pathologies. Organs such as the spleen or adrenal glands change their signal characteristics during development. This chapter summarizes the current knowledge of the prenatal development of the abdominal organs, correlates it with imaging findings, and reviews the MRI appearance of fetal abdominal pathologies.