| Athani Taluk | |
| Native Name Lang: | kn |
| Settlement Type: | Taluk |
| Pushpin Map: | India Karnataka |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Karnataka, India |
| Coordinates: | 16.73°N 75.07°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Karnataka |
| Subdivision Type2: | District |
| Subdivision Name2: | Belgaum |
| Subdivision Type3: | Regions of Karnataka |
| Subdivision Name3: | Bayaluseeme |
| Government Type: | Taluk administration |
| Unit Pref: | Metric |
| Area Total Km2: | 2070.54 |
| Population Total: | 5,48,832 |
| Population As Of: | 2011 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Kannada |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code Type: | PIN |
| Postal Code: | 591xxx |
| Registration Plate: | KA-23 |
Athani Taluk is the largest taluk in Belgaum District, Karnataka, India. It has a total area of,[1] of which 70% is cultivated. This includes 4 towns, 115 inhabited villages and hamlets with a rural population of 4,07,485, according to the 2011 census. The total population of the taluk is 5,25,832. It is bounded by Sangli District of Maharashtra in the north, Bijapur District in the east, and Bagalkot District in the southeast. Geologically the area is covered by Deccan Trap formations. The average annual rainfall is . Two rivers flow through the taluk: the Krishna River and the Agrani.
The four largest towns of Athani Taluk (in decreasing order of population) are Athani, Ugar, Ainapur and Shedbal. Five sugar industries are in this taluk, located in the towns of Athani, Kagwad, Kokatnur, Ugar and Kempwad. There are four hobalis in the taluk: Athani, Kagwad, Telsang and Antapur.
Athani has government and primary schools for boys and girls in Kannada, Urdu and Marathi Medium.
Agriculture is the main occupation in Athani. The main crops are jawar, wheat, sunflower, toor dal, green moong and kushbi. The commercial crops include grapes, cotton and sugarcane. Athani is one of the largest sugarcane cultivation taluks in Karnataka.
The Krishna River flows around the southern part of the taluk. The irrigation facilities of the Upper Krishna Project's Hipparagi dam are in Athani taluk. As part of the Hipparagi project canals were constructed in Athani, assisting the cultivation of sugarcane, grapes and other crops. 70% of the land in the taluk is fertile land.
The first sugar industry in Athani taluk was started by Ugar Sugars in Ugar, followed by Krishna Co-operative Sugars in Athani and Renuka Sugars in Kokatnur.
Ugar Sugars produces the most sugar in Karnataka, more than 12,000 tonnes. All the industries in the taluk together produce more than 35,000 tonnes of sugar.
Athani Taluk is home to five of the twenty sugar companies and cooperatives in Belagavi District.