POWER OF ATTORNEY


I, Karl Andreas Roellgen, an officer of The Timken Company,
hereby constitute and appoint Hansal N. Patel, Christine
M. Przybysz and John-Alex Shoaff, each of them, my true and
lawful attorney or attorneys-in-fact, with full power of
substitution and re-substitution, for me and in my name,
place and stead, to sign on my behalf any Forms 3, 4, 5
or 144 required pursuant to the Securities Act of 1933 or
the Securities Exchange Act of 1934, and to sign any and
all amendments to such Forms 3, 4, 5 or 144, and to file
the same with the Securities and Exchange Commission,
granting unto said attorney or attorneys-in-fact, and each
of them, full power and authority to do and perform each
and every act and thing whatsoever that any of said attorney
or attorneys-in-fact or any of them or their substitutes,
may deem necessary or desirable, in his/her or their sole
discretion, with any such act or thing being hereby ratified
and approved in all respects without any further act or deed
whatsoever.


Executed this 22nd day of April, 2019 by the undersigned.



				/s/ Karl Andreas Roellgen
				Karl Andreas Roellgen