The cabinet of Alexandru Marghiloman was the government of Romania from 5 March to 23 October 1918.

The ministers of the cabinet were as follows:^[1]

• President of the Council of Ministers:

• Alexandru Marghiloman (5 March - 23 October 1918)

• Vice President of the Council of Ministers:

• Constantin C. Arion (4 June - 23 October 1918)

• Minister of the Interior:

• Alexandru Marghiloman (5 March - 23 October 1918)

• Minister of Foreign Affairs:

• Constantin C. Arion (5 March - 23 October 1918)

• Minister of Finance:

• Mihai Seulescu (5 March - 23 October 1918)

• Minister of Justice:

• Dimitrie Dobrescu (5 March - 4 June 1918)
• Ion Mitilineu (4 June - 23 October 1918)

• Minister of Religious Affairs and Public Instruction:

• Simion Mehedinți (5 March - 23 October 1918)

• Minister of War:

• Gen. Constantin Hârjeu (5 March - 23 October 1918)

• Minister of Public Works:

• (interim) Gen. Constantin Hârjeu (5 - 25 March 1918)
• Nicolae Ghica-Comănești (25 March - 23 October 1918)

• Minister of Industry and Commerce:

• Constantin Meissner (5 March - 4 June 1918)
• Grigore G. Cantacuzino (4 June - 23 October 1918)

• Minister of Agriculture and Property:

• (interim) Alexandru Marghiloman (5 March - 4 June 1918)
• Constantin Garoflid (4 June - 23 October 1918)

Ministers without portfolio (for Bessarabia):

• Ion Inculeț (9 April - 23 October 1918)
• Daniel Ciugureanu (9 April - 23 October 1918)