Count of Idanha-a-Nova was a Portuguese

Portugal

Portugal , officially the Portuguese Republic is a country situated in southwestern Europe on the Iberian Peninsula. Portugal is the westernmost country of Europe, and is bordered by the Atlantic Ocean to the West and South and by Spain to the North and East. The Atlantic archipelagos of the...

 title of nobility cretaed in 17 June 1892 by Charles I of Portugal.

Counts:

1.Jerónimo Trigueiros de Aragão Martel da Costa, 1st Count of Idanha-a-Nova

2.Joaquim Trigueiros Osório de Aragão, 2nd Count of Idanha-a-Nova

3.Joaquim Maria Trigueiros Coelho Frazão Osório de Aragão Martel, 3rd Count of Idanha-a-Nova

4.Maria de la Salette Trigueiros Coelho Frazão Osório de Aragão Martel, 4th Count of Idanha-a-Nova