Fernando Tamagnini de Abreu e Silva

General Tamagnini (on the left) as the commander of the CEP, together with generals Richard Haking and Gomes da Costa.

Fernando Tamagnini de Abreu e Silva (13 May 1856 in Tomar, Portugal – 24 November 1924 in Lisbon, Portugal) was a cavalry officer and general of the Portuguese Army.

As a general, from January 1917 to August 25 1918, Tamagnini was the commander of the Portuguese Expeditionary Corps (CEP), a 55,000 men army corps that fought with the Allies in the Western Front, during World War I. His successor as commander of the CEP was Tomás António Garcia Rosado.