Lieutenant Lahra was a Starfleet officer in the 23rd century. A quantum warp scientist and fellow at the Daystrom Institute, Lahra took part in the development of the Transwarp Project (DS9 short story: "Infinity"). In 2289 she was Chief Engineer of the USS Excelsior with the rank of Lieutenant Commander. She was killed in a terrorist attack on the Federation/Klingon Peace Talks by the Albino. (Excelsior: Forged in Fire).

Excelsior personnel
USS Excelsior (NCC-1718)		LaLiberté (CO)
USS Excelsior (NCC-2000)	2280s	J.T. Kirk (CO) • L. Styles (CO) • H. Sulu (XO) • Henreid (XO) • M. Darby (XO) • M. Scott (CENG) • L.H. McCoy (CMO) • N. Uhura (COMM) • P.A. Chekov (CSEC) • Saavik • Richardson • T. Krejci • L. Burke • Naraht • W. Bearclaw • E. Sherwood • N. Bryce • Carver • Konom • G. Wilhelmson • J. Kerasus • M. Morelli • H. Tanzer • Thimon • Lahra • H. Keith • D. Renyck • T. Spiro • E. Braun • C. Schulman • M. Rebovich • N. Orsini • Harburg • Edwards • R. Marquez
	2290s	H. Sulu (CO) • J. Rand • (XO) • P. Chekov (XO) • M. Cutler (XO) • Sencus • D. Valtane • Berger • Lojur • Grey • R. Roose • T. Henry • N. Svenson • J. Klass • B. Hans • C. Chapel • Tuvok • P. Gavin • L.J. Akaar • V. Bays • S. Focus • Henrey • N. Schmidt • S. Pastur
	24th century	H. Sulu (CO) • Crajjik (CO)
ISS Excelsior		Hikaru Sulu • Grey • Tuvok • Styles • Blaine