Aplocheilichthys is a genus of poeciliids endemic to Africa. Several of the species in the genus can be found in the aquarium trade.

There are currently 24 recognized species in this genus:
Aplocheilichthys antinorii (Vinciguerra, 1883) (Black lampeye)
Aplocheilichthys atripinna (Pfeffer, 1896)
Aplocheilichthys brichardi (Poll, 1971) (Brichard's lampeye)
Aplocheilichthys bukobanus (C. G. E. Ahl, 1924) (Bukoba lampeye)
Aplocheilichthys centralis Seegers, 1996 (Central East African lampeye)
Aplocheilichthys fuelleborni C. G. E. Ahl, 1924 (Lake Rukwa lampeye)
Aplocheilichthys hutereaui (Boulenger, 1913) (Meshscaled topminnow)
Aplocheilichthys jeanneli (Pellegrin, 1935) (Omo lampeye)
Aplocheilichthys johnstoni (Günther, 1894) (Johnston's topminnow)
Aplocheilichthys katangae (Boulenger, 1912) (Striped topminnow)
Aplocheilichthys kingii (Boulenger, 1913)
Aplocheilichthys kongoranensis (C. G. E. Ahl, 1924) (Kongoro lampeye)
Aplocheilichthys lacustris Seegers, 1984 (Kibiti Lampeye)
Aplocheilichthys lualabaensis (Poll, 1938) (Lualaba lampeye)
Aplocheilichthys macrurus (Boulenger, 1904) (Big tailed lampeye)
Aplocheilichthys mahagiensis L. R. David & Poll, 1937
Aplocheilichthys meyburghi Meinken, 1971
Aplocheilichthys moeruensis (Boulenger, 1914) (Moero lampeye)
Aplocheilichthys myaposae (Boulenger, 1908) (Natal topminnow)
Aplocheilichthys myersi Poll, 1952 (Hummingbird lampeye)
Aplocheilichthys pumilus (Boulenger, 1906) (Tanganyika lampeye)
Aplocheilichthys rudolfianus (Worthington, 1932) (Lake Rudolf lampeye)
Aplocheilichthys spilauchen (A. H. A. Duméril, 1861) (Banded lampeye)
Aplocheilichthys vitschumbaensis C. G. E. Ahl, 1924 (Bitschumbi lampeye)

The following have been suggested as being undescribed species. However, until they are formally described, their status must remain uncertain:
Aplocheilichthys sp. nov.
Aplocheilichthys sp. nov. 'Baringo'
Aplocheilichthys sp. nov. 'Naivasha'