Tena may refer to: Tena, Ecuador, capital of Ecuador's Napo Province Tena (woreda), a district in the Oromia Region of Ethiopia Tena Negere, an Ethiopian long-distance runner Tanis Diena, an ancient Latvian sacred holiday TENA, Test and Training Enabling Architecture Tena (brand), a brand of incontinence products for adults and teenagers Ceramica Tena SL, manufacturer of 10X10, 7.5x15 and 20x20 wall and floor tiles. Based in Vilareal, Castellon province, Spain. 2006: The family owned fact… (More on Tena)