Ansari
The taxon authority Ansari may refer to:
- Anis Ahmad Ansari (born 1953; A.A.Ansari), botanist
- Anjum Ansari, entomologist
- Kapuli Gani Mohamed Thameemul Ansari, protozoologist
- Mohammed Yunus Ebrahim Ansari (1929–2016; Ansari), botanist and plant collector
- Muhammad Atiqur Rahman Ansari (1911–1979; M.A.R.Ansari), Pakistani entomologist and parasitologist
- Raghavan Ansari (born 1948; R.Ansari), botanist and plant collector