Rosa María Manchón Ruiz (born 1957) is a Spanish linguist.

[5] From 2011 and 2014, she was a member of the Executive Board of the International Association of Applied Linguistics.

[6][7] On 24 March 2010, she was interviewed along with Ilona Leki on the goals and the future of the Journal of Second Language Writing.

[8] On 26 July 2012, she presented at the Campus Mare Nostrum of the University of Murcia: Curso de verano entitled Escribir ciencia en inglés.

[15] Manchón is noted for her theoretical contributions to the study of second language writing.