Gleaner may refer to:
- Newspapers
- Gleaner Company, a newspaper publishing enterprise in Jamaica
- The Daily Gleaner, a daily newspaper serving Fredericton, New Brunswick and the upper Saint John River Valley
- Henderson Gleaner, a daily newspaper in Henderson, Kentucky
- Alamance Gleaner, a newspaper which was based in Alamance County, North Carolina
- Northeast News Gleaner, a weekly newspaper which served Northeast Philadelphia
- Gleaner Manufacturing Company, a manufacturer of combine harvesters
- Gleaner A85, a combine harvester made by the company above
- Gleaner E, a combine harvester made by the company above
- Gleaning, the collection of crops left over after harvest
- Gleaning (birds), a feeding strategy for birds
- The Gleaners, a painting by Jean-François Millet
- Gleaner Heights, in the South Shetland Islands, Antarctica
- Gleaners, a non-profit that helps feed the homeless in Jackson, Mississippi
- The Gleaners and I, a French documentary film
- HMS Gleaner, several ships of the British Royal Navy