Miss Grand Nong Bua Lamphu (Thai: มิสแกรนด์หนองบัวลำภู) is a Thai provincial beauty pageant which selects a representative from Nong Bua Lamphu province to the Miss Grand Thailand national competition.

[3] Nong Bua Lamphu representatives have yet to win the Miss Grand Thailand title.

The license for Nong Bua Lamphu province was granted to an event organizer Amnat Chaiyabut,[3] who was also the licensee for other 4 Isan contests, including Khon Kaen, Sakon Nakhon, Udon Thani, and Loei.

[3] The first Miss Grand Nong Bua Lamphu was co-organized with the four mentioned contests on April 30, 2016, in Mueang Udon Thani,[3] where a university student Wijithra Khankhet was named Miss Grand Nong Bua Lamphu.

The following is a list of Nong Bua Lamphu representatives who competed at the Miss Grand Thailand pageant.