Miss Grand Roi Et (Thai: มิสแกรนด์ร้อยเอ็ด) is a Thai provincial beauty pageant which selects a representative from Roi Et province to the Miss Grand Thailand national competition.

[6] Roi Et representatives have yet to win the Miss Grand Thailand title.

The highest and only placement they obtained in the contest was in the top 20 finalists, achieved in 2019 by Kobkaew Sriratda.

[12] The following table details Miss Grand Roi Et's annual editions since 2016.

The following is a list of Roi Et representatives who competed at the Miss Grand Thailand pageant.