Protection of United States Government Personnel Act of 1984 - Amends the Federal criminal code to make it a Federal offense to commit terrorist acts against U.S. Government employees abroad. Imposes a sentence of any term of years or for life for any person who kills or attempts to kill any officer or employee of the United States. Provides for a fine of not more than $5,000 or imprisonment for three years or both ($10,000 or imprisonment for not more than ten years if a dangerous weapon is used) for any person who assaults, wounds, imprisons, or makes a violent attack against any U.S. officer or employee or his or her official premises, private accommodations, or means of transport.