| Kundanahalli | |
| Other Name: | Kundanahally |
| Settlement Type: | village |
| Pushpin Map: | India Karnataka#India |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Karnataka, India |
| Coordinates: | 12.6847°N 76.4442°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Karnataka |
| Subdivision Type2: | District |
| Subdivision Name2: | Mandya |
| Parts Type: | Taluks |
| Parts: | Krishnarajapet |
| Unit Pref: | Metric |
| Elevation M: | 798 |
| Population Total: | 376 |
| 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: | 571426 |
| Registration Plate: | KA 54 |
Kundanahalli is a village in the southern state of Karnataka, India. The village has a close proximity to Makavalli, which hosts ICL Sugar Industry.