The FMS Geldonero was a starship that was registered for Federation travel in the late 24th century.
In 2370, the captain of this ship was F. Recio. The starship's point of departure was Centre Minor. The starship arrived at Deep Space 9 on stardate 47551.7. The FMS Geldonero was listed on the space station's arrival roster. (DS9: "Whispers", production art)
This starship was only mentioned in writing.