| Kallakkottai | |
| Settlement Type: | Village |
| Nickname: | kkt |
| Subdivision Type: | Country |
| Subdivision Name: | India |
| Subdivision Type1: | State |
| Subdivision Name1: | Tamil Nadu |
| Subdivision Type2: | District |
| Subdivision Name2: | Pudukkottai District |
| Subdivision Type3: | Block |
| Subdivision Name3: | Gandharvakottai block |
| Leader Title: | Panchayat President |
| Unit Pref: | Metric |
| Population Total: | 3894 |
| Population As Of: | 2001 |
| Population Density Km2: | auto |
| Timezone1: | IST |
| Utc Offset1: | +05:30 |
| Postal Code: | 622302 |
Kallakkottai is a village in the Gandaravakottai revenue block of Pudukkottai district,[1] Tamil Nadu, India.
As per the 2001 census, Kallakottai had a total population of 3894[2] with 1976 males and 2008 females. Out of the total population 1968 people were literate.