The new "princes of the Church" will be presented with scarlet-red birettas and gold rings at a grandiose ceremony in St. Peter's Basilica that Vatican observers say should help correct a perceived bias towards European cardinals.
Sixteen of the 19 cardinals are under the age of 80 and can therefore take part in the secretive conclave that elects new popes from among their ranks.
In an indication of the importance of the developing world for the Argentine pope - a fierce critic of economic inequality - half are non-Europeans, including five cardinals from South America, two Africans and two Asians.
Francis is keen to nourish faith in developing countries, to combat the decline of practicing believers in Europe, the Church's traditional power base.
Also Read
Chibly Langlois, 55, will be the Church's first cardinal from Haiti, one of the poorest countries of the world.
According to Vatican watcher John Allen, Francis is taking the idea of privileging the periphery even further, by choosing Haiti over the region's three Catholic powerhouses -- Cuba, Puerto Rico or the Dominican Republic.
For Africa, the new electors will be the archbishops of Ouagadougou in Burkina Faso and Abidjan in Ivory Coast, while Asia will be represented by the archbishops of Cotabato in the Philippines and Seoul in South Korea.
Only four are members of the Curia - the Vatican's government - including Italian Pietro Parolin, 58, the new secretary of state, as well as German Gerhard Mueller, 66, who heads the Vatican's doctrinal congregation.