Rajapur Saraswat Brahmins (RSB) (also known as Bhalavalikar Gauda Saraswat Brahmins) are a Hindu community of India and one of the major sub-group of Konkani Saraswat Brahmins. They belong to the Pancha (five) Gauda Brahmana groups or "Gaudadi Panchakas". Konkani is their mother tongue. They also speak Kannada, Tulu in South Canara of Karnataka, and Marathi in few parts of Goa and Maharashtra.
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Rajapur Saraswat Brahmins Wikipedia(Text) CC BY-SA