Thiruvithamcode Arappally ("Royal Church"; Tamil:திருவிதாங்கோடு அரப்பள்ளி; Malayalam:തിരുവിതാംകോട് അരപ്പള്ളി;), or Thomayar Kovil or St. Mary's Orthodox Church, is a church located in Thiruvithamcode, Tamil Nadu, India. It is believed by the Christian communities in Kerala that the historic Thiruvithamcode Arappally, also called Amalagiri church as named by the Chera King Uthiyan Cheralathan, was built by St.