This is a list of lists of law enforcement officers killed in the line of duty by country.

Canada - List of law enforcement officers killed in the line of duty in Canada China - List of People's Armed Police personnel killed in the line of duty Ireland - List of Gardaí killed in the line of duty Malaysia - List of Malaysian police officers killed in the line of duty New Zealand - List of New Zealand police officers killed in the line of duty Singapore - List of Singapore police officers killed in the line of duty United Kingdom - List of British police officers killed in the line of duty United States - List of law enforcement officers killed in the line of duty in the United States, List of FBI employees killed in the line of duty