| Periyar Nagar | |
| Settlement Type: | Neighbourhood |
| Pushpin Map: | India Chennai#Tamil Nadu#India |
| Pushpin Label Position: | right |
| Coordinates: | 13.1155°N 80.2234°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Tamil Nadu |
| Subdivision Type2: | District |
| Subdivision Name2: | Chennai |
| Subdivision Type3: | Metro |
| Subdivision Name3: | Chennai |
| Unit Pref: | Metric |
| Elevation M: | 5 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Tamil |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code Type: | PIN |
| Postal Code: | 600082 |
| Area Code Type: | Telephone code |
| Area Code: | 044 |
| Registration Plate: | TN05 |
| Blank1 Name Sec1: | Planning agency |
| Blank1 Info Sec1: | CMDA |
| Blank2 Name Sec1: | City |
| Blank2 Info Sec1: | Chennai |
| Blank3 Name Sec1: | Vidhan Sabha constituency |
| Blank3 Info Sec1: | Kolathur |
| Blank4 Name Sec1: | Lok Sabha constituency |
| Blank4 Info Sec1: | Chennai North |
| Blank5 Name Sec1: | Civic agency |
| Blank5 Info Sec1: | Chennai Corporation |
Periyar Nagar, named after the Tamil leader Periyar E. V. Ramasamy is a developed residential area in North Chennai, a metropolitan city, which is developed in short time in Tamil Nadu, India.
Periyar Nagar is located near Kolathur, Ayanavaram, Villivakkam and Perambur. It is well connected by train and bus transports. It is very close to Perambur Loco Works railway station.
Government Peripheral Hospital,[1] Cure Advanced Dental Care, Dr. Agarwals Eye Hospital, Eswari Nursing Home, Sheeba Nursing Home and KKR Ent Clinic are some of the medical facilities available in and around Periyar Nagar.
There is a public library situated at Periyar Nagar.[2]