Denobulan

The Denobulans were a humanoid species originally from the planet Denobula.

History
The Denobulans worked with Earth Starfleet on several initiatives, including constructing Cold Station 12 and through the Interspecies Medical Exchange. (, et al)

Notable Denobulans
Phlox was a Denobulan doctor serving as the chief medical officer aboard the Earth starship Enterprise (NX-01) in the 2150s. (, et al.)

USS Yorktown (NX-1531) science officer Deyziel was the first Denobulan in Starfleet. (Star Trek: Origins)

USS Venture (NCC-71854) operations manager Jonathan Struhlem was half-Denobulan. (Star Trek: Pioneer (PNR))

For most of the 2360s, USS Cantabrian (NCC-24705) commanding officer Kenzal was the Cantabrian's sixth and only non-human commanding officer. 

Starfleet Command promoted Throl to rear admiral in 2371., Throughout the late 24th century, the Denobulan served in Starfleet Fleet Operations, (The Star Eagle Adventures)

Garb was a Denobulan beta shift operations manager aboard the USS Daedalus (NCC-74310) during the 2370s. 

The USS Bismarck (NCC-41014)'s first officer, Kalana, was Denobulan. (Star Trek: Independence)

In the 2380s, Baxa served as the USS Sojourner (NCC-78561)'s counselor. (: "Land of my Sojourn")

Deryx served aboard the USS Bluefin in the late 24th century. (Star Trek: Tales of the USS Bluefin)

Also see

 * Denobulan in the mirror universe