- an aluminum or nickel coin and monetary unit of France, Belgium, and Luxembourg until the euro was adopted, equal to 100 centimes. Abbreviations: F., f., Fr, fr.
- any of the monetary units of various other nations and territories, as Liechtenstein, Martinique, Senegal, Switzerland, and Tahiti, equal to 100 centimes.
- a former silver coin of France, first issued under Henry III.
- a former monetary unit of Algeria, Guinea, and Morocco.
- the former standard monetary unit of France, most French dependencies, Andorra, and Monaco, divided into 100 centimes; replaced by the euro in 2002
- the former standard monetary unit of Belgium (Belgian franc) and Luxembourg (Luxembourg franc), divided into 100 centimes; replaced by the euro in 2002
- the standard monetary unit of Switzerland and Liechtenstein, divided into 100 centimes
- the standard monetary unit, comprising 100 centimes, of the following countries: Benin, Burkina Faso, Cameroon, the Central African Republic, Chad, Congo-Brazzaville, Côte d'Ivoire, Equatorial Guinea, Gabon, Guinea-Bissau, Mali, Niger, Senegal, and Togo
- the standard monetary unit of Burundi (Burundi franc), Comoros (Comorian franc), Democratic Republic of Congo (formerly Zaïre; Congolese franc), Djibouti (Djibouti franc), Guinea (Guinea franc), Madagascar (franc malgache), Rwanda (Rwanda franc), and French Polynesia and New Caledonia (French Pacific franc)