The Spanish Republican Navy introduced a few changes in the flags, ensigns and pennants, as well as in the Navy officer rank insignia.
The executive curl (La coca) was replaced by a golden five-pointed star and the royal crown of the brass buttons and of the officers' peaked caps and gorgets (golas) became a mural crown.

The officer ranks of the Spanish Republican Navy were as follows below.
The Spanish Republican Navy introduced a few changes in the flags, ensigns and pennants, as well as in the Navy officer rank insignia. The executive curl (La coca) was replaced by a golden five-pointed star and the royal crown of the brass buttons and of the officers' peaked caps and gorgets (golas) became a mural crown.
The officer ranks of the Spanish Republican Navy were as follows below.
Spanish Republican Navy