Edwin Rodolfo Westphal Véliz (born 4 March 1966) is a Guatemalan former professional footballer who played as a forward.

A native of Puerto Barrios, Westphal began his career playing for local club Bandegua (Bananera de Guatemala, later renamed DelMonte), making his Liga Mayor debut in 1985 at the age of 18.

After an unsuccessful stint with USAC, he returned to Comunicaciones, before ending his career playing for Antigua GFC.

Westphal was a member of the Guatemala national team for more than a decade, representing the country in three World Cup qualification processes (1990, 1994, and 1998).

His final international was a February 1998 CONCACAF Gold Cup match against Jamaica.