He is born in Tiruvancaikalam in 8th century. He wrote the book of Perumal tirumoli and sang a song of 105 numbers. His special is to born as a King with devotion. By God's grace, Kulasekhara Alvar born to the King of Tidaviradan. After his father, he ruled the Cheran country. The Chola and Pandya Kings came to war but Kulasekhara Alvar won every one and ruled one. To appreciate his bravery, a Pandyan King married his daughter to him. Brave, war and I are the egos present in him. But Perumal entered into his mind and observed him to serve him. Then he felt sad for being this. Later he had more love and devotion with Perumal. Then every day he used to hear Ramayana. Finally, he gave his country to his son to rule and he went to Srirangam, Tirupati, Kancheepuram to see the Perumal. Among 108 Tirupati, he done mangalacacanam in 7 temples along with other Alvars and 1 temple individually.
He is born in Alvar Tirunagari in 9th century. He wrote the book of Periya Tiruvantati, Tiruvirutam, Tiruvacirium and Tiruvaimoli. He sang a song of 1296 numbers. His special is the aspect of Tirumal Marshal's Visvacena Amsa. In Vaishnavam,Alvars refers to Nammalvar only. Tiruvaimoli which is equal to Rig veda, Yajur, Sama and Yedharvana is established by Nammalvar. His other names are Sadagopan, Parangurar, Vaguraparanar. From his birth, he didn't get happy and did'nt cry and didn't drink milk. So his parent got worried. He done mangalacacanam in 37 Divyadesam. Madhurakavi Alvar came to Nammalvar and serve him. Nammalvar used to tell Perumal's qualities and then this was written by Kaviyalvar.Sometimes in his speech, he felt giddyness and at that time, Madhurakaviyalvar only escaped him from the giddyness. Nammalvar is always used to serve the people in his life. Among 108 Tirupati, he done mangalacacanam in 19 temples along with other Alvars and in 16 temples individually.