Diamantina "Dina" Georgatou (Greek: Ντιαμαντίνα "Ντίνα" Γεωργάτου) is a Greek former diver. She competed in the synchronised 3 metre springboard, along with Sotiria Koutsopetrou, and the 3 metre springboard events at the 2004 Summer Olympics in Athens.
Diamantina Rodríguez (1920 – 2021) was a Spanish singer. She was named as one of the most important Asturian singers of the twentieth century. She began her career in 1948 in a contest, where she placed second. She recorded her first album in 1969, and died in 2021 aged 100.