The Brahmin castes may be broadly divided into two regional groups:
1.)Pancha-Gauda Brahmins and 2.) Pancha-Dravida Brahmins from South of Vindhya
mountains as per the shloka, however this sloka is from Rajatarangini of Kalhana
which is composed only in 11th CE.
Pancha Gauda Brahmins(Panch Gaur) : (1) Saraswat, (2) Kanyakubja, (3)
Maithil Brahmins, (4) Gauda brahmins, and (5)Utkala Brahmins . In addition, for
the purpose of giving an account of Northern Brahmins each of the provinces must
be considered separately, such as, Kashmir, Nepal, Uttarakhand, Himachal,
Kurukshetra, Rajputana, Uttar Pradesh, Ayodhya (Oudh), Gandhar, Punjab, North
Western Provinces and Pakistan, Sindh, Central India, Trihoot, Bihar, Orissa,
Bengal, Assam, etc. The originate from south of the (now-extinct) Saraswati
River.
Pancha Dravida Brahmins Paara Thrivikraman Namboothiri, Head Priest of
Guruvayoor Temple in Kerala, 1960's Panch Dravida : 1) Andhra, 2) Dravida, 3)
Karnataka, 4) Maharashtra and Konkon, and 5) Gujarat.