Rayna 16

Rayna 16 was an android that was created by the immortal Flint.

She was a prototype of his later creation, Rayna Kapec, kept in a sealed area of the laboratory on Flint's planet Holberg 917G.

In contrast to the final Rayna Kapec, Rayna 16 was bald. (TOS: "Requiem for Methuselah")