ลพบุรี

Of unknown origin. Possibly from:

• Old Khmer lvo, Angkorian Old Khmer lavo, referring to Lavo, an ancient kingdom centred in the area + Old Khmer pure, Modern Khmer បុរី (borəy), from Sanskrit पुरि (puri, “city; fort; fortress; town; etc”); meaning "Lavo Fort", "Lavo Town", etc.
• Bru ลูโว (lu-woo; "hill; mountain; etc") + Sanskrit पुरि (puri, “city; fort; fortress; town; etc.”); meaning "Hill Fort", "Hill Town", etc.
• Sanskrit लव (lava), the name of a son of Rama, a Hindu god incarnate + Sanskrit पुरि (puri, “city; fort; fortress; town; etc.”); meaning "Lava's Fort", "Lava's Town", etc.

ลพบุรี • (lóp-bù-rii)

1. (จังหวัด~) Lopburi, a province in central Thailand.

• Rʉʉan-in Nâa-prá-laan. (2010-04-23). "Lá-wóo Naam Mʉʉang Dâng-dəəm Gɔ̀ɔn Chʉ̂ʉ Lóp-bù-rii" ละโว้นามเมืองดั้งเดิมก่อนชื่อลพบุรี (Lavo, the old name of the city before it became known as Lop Buri) (in Thai). Retrieved: 2016-02-22.