John Henry Seadlund (July 27, 1910-July 14, 1938) was a 27-year old woodsman, executed by the United States Federal Government in Illinois for kidnapping. Seadlund killed Ross and his accomplice Gary to pocket ransom money, he was charged for kidnapping Ross.
Seadlund was not tried for murder by the state of Illinois, but for kidnapping by the Federal Court. Because at this time kidnapping was a federal capital offense he received death sentence and was put to death by electric chair in Cook County Jail, Chicago, Illinois.
See also 
- FBI History Famous Cases - Charles Ross Kidnapping, FBI
- Executions of Federal Prisoners (since 1927), Federal Bureau of Prisons