|Occupation:||Retired Military Officer|
|Behind the scenes|
|First Appearance:||The Broken Ear|
|Last Appearance:||The Broken Ear|
Colonel Barker (French: Colonel Ronchont) is a retired Army Colonel who lives at 26 Labrador Road, and as such is a neighbor of Jacob Balthazar, the murdered artist. It was he who leads the residents up into Balthazar's room when his parrot Polly returned there after escaping from Tintin's apartment.