| Alexandru Teriachiu | |
| Minister of Culture and Public Instruction | |
| Term Start: | April 27, 1859 |
| Term End: | April 3, 1860 |
| Office2: | Minister of Foreign Affairs |
| Term Start2: | August 17, 1867 |
| Term End2: | November 12, 1867 |
| Predecessor2: | Ștefan Golescu |
| Successor2: | Ștefan Golescu |
| Monarch2: | Carol I of Romania |
| Office3: | Minister of Internal Affairs |
| Term Start3: | July 20, 1880 |
| Term End3: | April 5, 1881 |
| Predecessor3: | Anastase Stolojan |
| Successor3: | Eugeniu Stătescu |
| Monarch3: | Carol I of Romania |
| Birth Place: | Tecuci |
| Death Place: | Bucharest |
Alexandru Teriachiu (1829 - March 2, 1893) was a Romanian politician who served as the Minister of Foreign Affairs.
Teriachiu was born in 1829 in Tecuci, Principality of Moldavia. He studied in Paris and was active in Romanian student organization at the university. He returned to Moldova after unification of Romanian and Moldavian principalities and became a member of the Tecici Union, deputy secretary of ad hoc Divan in 1856.[1]
Teriachiu served as the Minister of Culture and Public Instruction from April 27, 1859, until April 3, 1860, Minister of Foreign Affairs from August 17, 1867, until November 12, 1867, and as the Minister of Internal Affairs from July 20, 1880, until April 5, 1881.[2] [3]