Ecaterina is a Romanian female first name meaning Catherine. Notable persons with that name include:
Ecaterina Andronescu (born 1948), Romanian politician and engineer Ecaterina Arbore ( 1874 – 1937), Romanian-Soviet communist activist and official Ecaterina Ciorănescu-Nenițescu (1909–2000)– Romanian chemist Ecaterina Nazare (born 1953), Romanian actress Ecaterina Oancia (1954–2024), Romanian rowing cox Ecaterina Szabo (born 1967), Romanian-Hungarian gymnast Ecaterina Teodoroiu (1894–1917), Romanian heroine of World War I Ecaterina Varga (1802 – after 1852), Hungarian leader of the Transylvanian Miners' Movement