| Years in Croatia: | 1987 1988 1989 1990 1991 1992 1993 |
| Centuries: | 19th century · 20th century · 21st century |
| Decades: | 1960s 1970s 1980s 1990s 2000s 2010s 2020s |
| Years: | 1987 1988 1989 1990 1991 1992 1993 |
Events from the year 1990 in Croatia.
Incumbents
Events
- January 1 -– A new convertible Yugoslav dinar is introduced to combat inflation, at an exchange rate of 10,000 old dinars for 1 new convertible dinar.
- February 14 – The Parliament of the Socialist Republic of Croatia (SR Croatia) adopts constitutional amendments 54 to 63, paving the way for free and democratic elections.
- April 22–May 7 – First democratic election.
- May 5 – 1990 Eurovision Song Contest hosted in Zagreb's Vatroslav Lisinski Concert Hall.
- May 13 – Dinamo Zagreb-Red Star Belgrade riot occurred at Stadion Maksimir in Zagreb.
- July 26 – Croatian national news service HINA founded.
- August 1 – SAO Krajina proclaimed autonomy.
- August 17 – Log Revolution.
- September 7 – Lučko Anti-Terrorist Unit founded.
- October 10 – National postal service Hrvatska pošta (Croatian Post) established.
- December 21 – The flag of Croatia, designed by Miroslav Šutej, adopted.
- December 22 – The new Constitution of Croatia adopted.
Arts and literature
- Brethren of the Croatian Dragon reestablished after being banned by the Communist government in 1946.
Sport
- Croatia played the United States on October 28 in the country's first international football match.
- Jugoplastika Split became Euroleague champion.
- Croatia Open Umag tennis tournament was held for the first time.
- European Championships in Athletics was held in Split.
Births
- June 21 – Sandra Perković, discus thrower
- June 30 – Sandro Sukno, water polo player
- August 17 – Ivan Šarić, chess player
- November 14 – Tereza Mrdeža, Croatian tennis player
Deaths
- February 4 – Toma Bebić, singer-songwriter (born 1935)
- February 24 – Jure Kaštelan, poet (born 1919)
- October 4 – Matija Skurjeni, painter (born 1898)
