Newbouldia is a genus of plants in the family Bignoniaceae native to Africa.

It is a monotypic genus consisting of the species Newbouldia laevis (common name: boundary tree).

[1] The tree has a wide distribution across West and Central Africa.

[3][4] It is called ewe Akoko in Yoruba people of west Africa and Ogilisi by the Igbo people.

It is named after William Williamson Newbould.