Brigadier General Robert Campbell Van Vliet (August 22, 1857 – October 27, 1943) was a career officer in the United States Army.

He was born at Fort Leavenworth, Kansas on August 22, 1857, the son of Stewart Van Vliet and Sarah Jane Brown.

[3] During World War I, Van Vliet's physical condition as a result of his old wound prevented him from serving in France.

[3] He was promoted to brigadier general, and assigned as commander of the 173rd Infantry Brigade and the 87th Division during their pre-deployment training at Camp Pike, Arkansas.

[3] Van Vliet's continued ill health prevented him from serving overseas, so in September 1918 he was assigned to command of the Student Army Training Corps unit at the City College of New York.