Remontado, also known by the autonym Hatang-Kayi and in the literature as Kabalat, Remontado Dumagat, and the erroneous names Sinauna/Sinaunang Tagalog,[1] is a Malayo-Polynesian language spoken in Tanay, Rizal, General Nakar, Quezon (including in Paimahuan, Limoutan[3]), Rodriguez, Rizal and Antipolo, in the Philippines.

[4] The language is referred to by various terms in linguistic literature.

The Remontado Dumagat were traditionally found in the mountains around the boundary between Sampaloc district in Tanay, Rizal, and General Nakar, Quezon (Lobel 2013:72-73).

[6] Today, Remontado is spoken in the following five villages, where it is only spoken by elderly people over the age of 50 (Lobel & Surbano 2019).

[1] Two of the villages are in Barangay Santa Inez, Tanay town, Rizal Province, and three of the villages are in Barangay Limutan, General Nakar town, Quezon Province.