Kammala wannan jumlar: An haife shi a Bucharest a 1890. Bayan kammala karatunsa daga makarantar soja tare da mukamin laftanan na biyu, ya shiga cikin Yakin Balkan na biyu a 1913, sannan ya zama laftanan. A farkon yakin duniya na farko ya yi yaƙi a
Yaƙin Turtucaia a shekara ta 1916, bayan haka aka daukaka shi kyaftin sannan kuma ya zama Manjo a shekara mai zuwa. Bayan yaƙin, Alinescu ya ci gaba da karatunsa a Makarantar Yaƙi mafi girma (1919<unk>1921), bayan haka aka ɗaukaka shi zuwa laftanan-kolonel a 1927, zuwa colonel a 1934, kuma zuwa brigadier janar a 1939.