| Christopher Allan Boyko | |
| Office: | Senior Judge of the United States District Court for the Northern District of Ohio |
| Term Start: | January 6, 2020 |
| Office1: | Judge of the United States District Court for the Northern District of Ohio |
| Term Start1: | January 3, 2005 |
| Term End1: | January 6, 2020 |
| Appointer1: | George W. Bush |
| Predecessor1: | Paul Ramon Matia |
| Successor1: | J. Philip Calabrese |
| Birth Name: | Christopher Allan Boyko |
| Birth Date: | 10 October 1954 |
| Birth Place: | Cleveland, Ohio, U.S. |
| Education: | Mount Union College (BA) Cleveland State University (JD) |
Christopher Allan Boyko (born October 10, 1954)[1] is a senior United States district judge of the United States District Court for the Northern District of Ohio.
Born in Cleveland, Ohio, Boyko is a second-generation Ukrainian American.[2] He received a Bachelor of Arts degree from Mount Union College in 1976 and a Juris Doctor from the Cleveland State University College of Law in 1979. He was in private practice in Parma, Ohio, from 1979 to 1993, also working for the City of Parma as an assistant prosecutor from 1981 to 1987, and as a prosecutor and city Director of Law from 1987 to 1993. He was a judge on the Parma Municipal Court in 1993, and was an executive vice president/general counsel for Copy America, Inc. from 1994 to 1995. He was a judge of the Cuyahoga County Court of Common Pleas from 1996 to 2004.
On July 22, 2004, Boyko was nominated by President George W. Bush to a seat on the United States District Court for the Northern District of Ohio vacated by Paul Ramon Matia. Boyko was confirmed by the United States Senate on November 21, 2004, and received his commission on January 3, 2005. He assumed senior status on January 6, 2020.