Katergo
{{Short description|Greek islet in the Aegean Sea}}
{{Unreferenced|date=June 2019|bot=noref (GreenC bot)}}
{{Infobox islands
|name = Katergo
|native_name = Κάτεργο
|native_name_lang = el
|image_name =
|image_caption =
|coordinates = {{coord|35|09|25|N|25|50|51|E|display=it}}
|locator_map =
|location =
|archipelago = Cretan Islands
|total_islands =
|area_km2 =
|highest_mount =
|elevation_m =
|country = Greece
|country_admin_divisions_title = Region
|country_admin_divisions = Crete
|country_admin_divisions_title_1 = Regional unit
|country_admin_divisions_1 = Lasithi
|country_admin_divisions_title_2 = Municipality
|country_admin_divisions_2 =
|country_capital =
|population = 0
|population_as_of = 2001
|density_km2 =
|postal_code =
|area_code =
|registration_plate =
|website =
}}
Katergo ({{langx|el|Κάτεργο}}, "galley, hulk"), is an uninhabited Greek islet, in the Aegean Sea, close to the eastern coast of Crete. Administratively it lies within the Itanos municipality of Lasithi.