| Scientific name | Authorship | Rank | Status | Images | |
|---|---|---|---|---|---|
| Kenyatta iodes | Agassiz, 2011 | species | Accepted | ||
| Keradere pulchra | (Balinsky, 1994) | species | Accepted | ||
| Kertomesis thyrota | (Meyrick, 1929) | species | Accepted | ||
| Kessleria africana | Agassiz, 2019 | species | Accepted | ||
| Kessleria gibeauxia | Bippus, 2020 | species | Accepted | ||
| Khadira formosa | Griveaud & Viette, 1962 | species | Accepted | ||
| Khayapacha danieli | Prozorov et al., 2023 | species | Accepted | ||
| Khoisa dryadopis | (Meyrick, 1926) | species | Synonym | ||
| Khoisa epicentra | (Meyrick, 1909) | species | Accepted | ||
| Khoisa eusebasta | (Meyrick, 1926) | species | Synonym | ||
| Khoisa glauca | (Janse, 1960) | species | Accepted | ||
| Khoisa panaula | (Meyrick, 1909) | species | Accepted | ||
| Khoisa triloba | (Janse, 1960) | species | Accepted | ||
| Kilimandjaria alluaudi | Leraut P., 2019 | species | Accepted | ||
| Kilimandjaria nairobiensis | Leraut P., 2019 | species | Accepted | ||
| Kilimandjaria ornata | (Druce, 1902) | species | Accepted | ||
| Kintana ocellata | (Kenrick, 1914) | species | Misapplied | ||
| Kintana ocellatula | (Hering, 1926) | species | Accepted | ||
| Kiriakoffalia costimacula | (Joicey & Talbot, 1924) | species | Accepted | ||
| Kiriakoffalia guineae | (Strand, 1912) | species | Accepted | ||
| Kiriakoffalia lemairei | (Toulgoët, 1976) | species | Accepted | ||
| Kiriakoffalia lemairei lemairei | (Toulgoët, 1976) | subspecies | Accepted | ||
| Kiriakoffalia lemairei paleacea | (Toulgoët, 1978) | subspecies | Accepted | ||
| Klinzigidia dithecodes | Herbulot, 1982 | species | Accepted | ||
| Klugeana philoxalis | Geertsema, 1990 | species | Accepted |