Donatu
Donatu was an inhabited planetary system in the Beta Quadrant. The system included the planets Donatu V and Donatu VII.

In 2258, the system's location was labeled on a star chart seen on the main viewscreen of the . ()

In 2259, the location of this system was labeled on a stellar cartography chart that was seen on the 's ready room viewscreen. This system's symbol was a red Klingon Empire logo, indicating its affiliation with the empire. () 

In 2399, the location of Donatu was labeled on a Federation star chart that was in Fleet Admiral Kirsten Clancy's office at Starfleet Headquarters. The system was in or near to Klingon space. (; ; )

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Star systems