Omiltemi Ecological State Park is a protected area in southern Mexico.

Omiltemi Ecological State Park is located in the Sierra Madre del Sur, 15 km west of Chilpancingo.

Bird species include the long-tailed wood partridge (Dendrortyx macroura), singing quail (Dactylortyx thoracicus), banded quail (Philortyx fasciatus), white-faced quail-dove (Zentrygon albifacies), military macaw (Ara militaris), dusky hummingbird (Phaeoptila sordida), white-tailed hummingbird (Eupherusa poliocerca), pine flycatcher, (Empidonax affinis), white-throated jay or Omiltemi jay (Cyanolyca mirabilis), Boucard's wren (Campylorhynchus jocosus), Aztec thrush (Ridgwayia pinicola), blue mockingbird (Melanotis caerulescens), red-headed tanager (Piranga erythrocephala), rufous-capped brushfinch (Atlapetes pileatus), and white-throated towhee (Melozone albicollis).

[1] Endemic and limited-range species include Wagler's toucanet (Aulacorhynchus wagleri), white-throated jay, white-tailed hummingbird, white-striped woodcreeper (Lepidocolaptes leucogaster), Aztec thrush, and subspecies of the long-tailed wood partridge.

Omiltemi is designated an Important Bird Area for the presence of the white-tailed hummingbird and white-throated jay.