Robert Arnold Wagner (born January 10, 1973) is an American Democratic politician currently serving as President of the Oregon State Senate.

[2] He served as a director of political and legislative affairs for the American Federation of Teachers and was associate vice-president for advancement at Portland Community College, overseeing the foundation, marketing and public relations.

[3] In May 2017, Wagner ran unopposed and was elected to the Lake Oswego School Board.

[5] In May 2020, he announced that he would resign from the school board on June 22, 2020, citing demands of work required by his new position as the majority leader of the Oregon Senate.

[1] In the 2018 Oregon legislative election, he defeated Republican David Poulson to earn a full Senate term.