Oliver Patterson Watts (July 16, 1865 – February 6, 1953) was a professor of chemical engineering and applied electrochemistry at the University of Wisconsin - Madison. Born in Thomaston, Maine, Watts received his bachelor's degree from Bowdoin College in 1889.[1] He received his doctoral degree in 1905;[1] he was the first person to be awarded a Ph.D. in chemical engineering at the University of Wisconsin, where he served as a professor until 1935,[2] after which he was an emeritus professor in the university's college of engineering.[3] Watts is known for his development of the hot nickel plating bath known as the "Watts Bath", which he first described in a paper published in 1915.[2] [4] [5]