Reproductive biology and disorders are important facets of captive reptile management and are relatively common reasons for reptiles to present to the veterinarian. Although the factors and conditions for normal reproduction differ between species depending on their natural histories, the general principles and common approaches to disorders are presented in this article. Frequently seen disorders addressed in this review include infertility or lack of conception, follicular stasis, dystocia, and reproductive organ prolapse. This article is divided into sections based on the taxonomic groups, although many of the predisposing factors for and the approaches to these conditions are similar for all the groups.