Babel Conference attendees
The following is a list of attendees present at the Babel Conference in 2268. 

These attendees were all transported to the Conference on Babel, with a formal reception held aboard the . In all, a hundred and fourteen Federation delegates, of which thirty-two of were ambassadors. The last stop for picking up attendees was the planet .

James T. Kirk mentioned these delegates in his captain's log, noting that some of "the passengers [were] explosive." He further mentioned in a second log entry that "the Coridan system has been claimed by some of the races now aboard our ship as delegates, races who have strong personal reasons for keeping Coridan out of the Federation. The most pressing problem aboard the Enterprise is to make sure that open warfare does not break out among the delegates, before the conference begins." ()

{{bginfo|The second revised final draft of the script, dated , makes the following notes about the below listed delegates: "...a number of Aliens in hall traffic."; "...other strange types in bright costumes. (The extent of this depends upon the budget... there should be enough variety to indicate an interplanetary representation.)"; "...as delegates pick up drinks, move to various conversational groups. There is a fantastic array of types from all cultures, some pleasant, some hostile."|As evidenced by the first draft script of , this reference to the Dohlman was originally to have been a reference to "a group of delegates" who were traveling to the Babel Conference and about whom Scott remarked, "You never heard so much whining and complaining from grown men and women in your life." The Dohlman was instead referenced by the time the final draft of the script was issued. }}

 Named 
 Gav, Tellarite Ambassador (murdered en route)
 Sarek, Vulcan Ambassador
 Amanda Grayson, Sarek's spouse
 Shras, Andorian Ambassador

 Unnamed  
 Aliens with big hair 

The two alien delegates joined the Enterprise in 2268 to attend the Babel Conference. ()

 Aliens in dresses 

These two alien delegates attended the Babel Conference in 2268. ()

 Copper-skinned ambassadors 

These two diminutive copper-skinned humanoids attended the Babel Conference in 2268. ()

 Female ambassadors 
These female alien delegates attended the Babel Conference in 2268, and were escorted on board the USS Enterprise. ()

 Human ambassadors 

These Human delegates was among the delegates of the Babel Conference, and traveled on the USS Enterprise, in 2268. ()

 Human Starfleet officer  

This male Starfleet lieutenant commander was among the delegates who traveled to the Babel Conference on the USS Enterprise in 2268. ()

 Purple-skinned ambassador 

This purple-skinned delegate attended the Babel Conference in 2268. She was seen with one particular crewman escort several times at the reception. ()

 Tall statured ambassadors 

These two alien delegates joined the USS Enterprise in 2268 to attend the Babel Conference. ()

 Tellarite aide 

This Tellarite aide took part in the Babel Conference in the year 2268 and together with Gav represented his people. He was present when Gav initially confronted Sarek at the reception, regarding his vote for Coridan, but was notably absent when Gav confronted Sarek a second time, later at the same reception. ()

 Vulcan aides  

These Vulcan aides accompanied Ambassador Sarek aboard the USS Enterprise'' when he visited the ship in 2268. ()

Unnamed individuals
Unnamed Humans
Unnamed Tellarites
Unnamed Vulcans
Unnamed Starfleet personnel (23rd century)
 
 
Unnamed² species