南美貘（Tapirus terrestris），又名巴西貘或低地貘，是一种貘，在南美洲是最大的野生陆地动物。

南美貘呈深褐色，由头顶至颈背有一道短而直立的鬃毛。牠们体长达1.8-2.5米，尾巴长5-10厘米，重230公斤。牠们肩高达77-108厘米。

The South American tapir (Tapirus terrestris), Brazilian tapir (from the Tupi tapi'ira), lowland tapir or (in Portuguese) anta, is one of five species in the tapir family, along with the Mountain tapir, the Malayan tapir, the Baird's tapir, and the kabomani tapir. The lowland tapir is the largest native terrestrial mammal in the Amazon.