23 June
A list of events which occurred on the 23rd of June.

Joseph Mell is born.

Frank Bolle is born.

Lou DeGrado is born.

Louise Stange-Wahl is born.

Jim Metzler is born.

John Vallone is born.

Harry E. Otto is born.

Second day of filming on . 
First script draft for  is submitted.

Fourth day of filming on .
Revised story outline submitted for the undeveloped Original Series episode "The Joy Machine" by Theodore Sturgeon.
James Cawley is born.

Joe Menendez is born.

The Thirty-Sixth UK Story Arc begins in Valiant & TV21 #91 with the first of sixteen installments.

Joe Taslim is born.

Then-president Ronald Reagan watches  in the White House.

Adam McCann is born.

Eighteenth day of filming on .
Dennis Andres is born.

Visual effects model scenes of the Enterprise-D are filmed for .

Fifth day of filming on .
CIC Video releases The Original Series volume 2.7, Deep Space Nine volume 5.8 and Voyager volume 3.8 on VHS in the UK. 

Sixtieth day of filming on .

Second day of filming on .

Star Trek: Deep Space Nine season 3 DVD released in Region 2.

Fred Steiner dies.

Richard Matheson dies.

Stephanie Niznik dies.

Harry Basch dies.

 premieres on Paramount+.

de:23. Juni
es:23 junio
it:23 giugno
nl:23 juni
pt:23 de junho
ru:23 июня
sv:23 juni