The natural paternal great grandfather of Shanmugaraja named Kulandaisami Tevar,who came to the Royal House of Sivaganga along with his infant daughter named Vellakannu Nachiar and his son about five year old named Delipatcha Tevar as an Asylum Seeker. Kulandaisami Tevar was the obedient servant of Maharaja Dorsinga alias Gauri Vallaba Tevar Avl. He was served in the Royal House of Sivaganga with loyalty. Kulandaisami Tevar was promoted by the Royal family as “Kaadukaaval” Authority. Later Kulandaisami Tevar was closely related to Prince Periasami alias Udayana Tevar by married his sister Hereditary Princess Vijayalakshmi Nachiar Avl, second daughter of Maharaja. There after Kulandaisami Tevar alias Alagrisami Tevar was honored by the Peerage of Maapilaisami by his marriage tie with Princess of Sivaganga. Kulandaisami Tevar alias Maapilaisami had two sons by Princess Vijayalakshmi Nachiar the first one named Rajkumar Udayanasami Tevar Avl and the second one was Rajkumar Alagrisami Tevar Avl, who was given away in adoption to one wealthy man named Colombo Dorai of Udaykullam. Kulandaisami Tevar first son by his first wife named Delipatcha Tevar married three daughters of Prince Periasami Tevar alias Udayana Tevar named hereditary Princess Venga Nachiar Avl, Princess Bodaha Nachiar Avl. Princess Chella Nachiar Avl. Delipatcha Tevar had two sons by Princess Venga Nachiar, the first one was S. alias Dorasinga Tevar, natural father of Shanmugaraja. Second son was Veeranasami, paternal uncle to Shanmugaraja. Kulandaisami Tevar second son by his second wife (hereditary Princess Vijayalakshmi Nachiar Avl) named Rajkumar Udayanasami Tevar Avl married hereditary Princess Sundara Nachiar, fourth daughter of Prince Periasami alias Udayana Tevar Avl. Rajkumar Udayanasami Tevar and Princess Sundara Nachiar had a daughter named Pichama Rani Nachiar, who was married to Yuvrajkumar Ravilochana Tevar alias Samia Dorai, second son of hereditary Prince Venkatasami Tevar alias Madurasami, the youngest son of Maharaja Dorasinga alias Gauri Vallaba Tevar Avl. Yuvrajkumar Ravilochana Tevar alias Samia Dorai had five sons by his caste and legal wife Pichama Nachiar, first son named yuvrajkumar Saundararaja Tevar, Second one was Yuvrajkumar Sundararaja Tevar given away in adoption to the family of Kulandaisami Tevar. Third son Yuvrajkumar Mayalinga Tevar, fourth son was Yuvrajkumar Ramachandra Tevar and the fifth son was Yuvrajkumar Palaniraja Tevar. All five were the lineal paternal great grandsons of Maharaja Dorasinga alias Gauri Vallaba Tevar Avl in line of natural and maternal great grandsons of Kulandaisami Tevar Avl.