1990 in São Tomé and Príncipe

Decades:	1970s; 1980s; 1990s; 2000s; 2010s;
See also:	Other events of 1990; Timeline of Santomean history;

The following lists events that happened during 1990 in the Democratic Republic of São Tomé and Príncipe.

Incumbents

May: politician Miguel Trovoada returned to São Tomé and Príncipe from exile in France
22 August: A Constitutional referendum took place, it became a multi-party democracy
October: at the MLSTP party Congress, Carlos Graça was appointed as the new Secretary-General of the party. In addition, the party's name was amended to the Movement for the Liberation of São Tomé and Príncipe/Social Democratic Party (MLSTP/PSD).
4 November: the Democratic Convergence Party – Reflection Group (PCD-CR) was founded

This year in Africa article is a stub. You can help Wikipedia by adding missing information.