CHIZU — the atlas of coffee research

Coffee research by country

72countriesCountries counted one by one. All 54 coffee-producing countries are here, however few papers they haveout of 190,643 searchable papers / index as of 2026-08-03

Only 100,474 of the 190,643 searchable papers (52.7%) carry an author affiliation country. The other 90,169 (47.3%) carry none. And a co-authored paper is counted once for every country its authors sit in. The numbers below therefore do not add up to the whole.

The largest, Indonesia, has 22,248. The smallest, Liberia, has 1. Both grow coffee.

72 countries

Most papers first. ★ marks a coffee-producing country (54).