Miss Grand Samut Songkhram (Thai: มิสแกรนด์สมุทรสงคราม) is a Thai provincial beauty pageant which selects a representative from Samut Songkhram province to the Miss Grand Thailand national competition.

[4] Samut Songkhram representatives have yet to secure a spot in the Miss Grand Thailand national contest.

In 2016, after Miss Grand Thailand began franchising the provincial competitions to individual organizers, who would name seventy-seven provincial titleholders to compete in the national pageant, the license for Samut Songkhram province was obtained by Nopphawat Aphiphatdechakul.

[4] Under his directorship, the first Miss Grand Ratchaburi contest took place the following year on 26 March in the Amphawa, and a model Chuleeporn Kerdwan was named the winner.

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