4 April
A list of events which occurred on the 4th of April.

Joe Orlando is born.

Brad Forrest is born.

Kenneth Mars is born.

 
Vicente Alcázar is born.

Darleen Roddenberry is born.

Robert Budaska is born.

Bob Rozakis is born.

Mario Roberts is born.

Casey Biggs is born.

Gregory Wagrowski is born.

Phil Morris is born.

Phil Maldonado is born.

Martin Allan Kloner is born.

Revised story outline submitted for the undeveloped Original Series episode "BEM" by David Gerrold. The episode is later produced for the animated series in .

The Twelfth UK Story Arc continues in TV21 & Joe 90 #28 with the fifth of eight installments.

Matthew MacCaull is born.

Danielle Thorpe is born.

Twenty-ninth day of filming on . Doctor Gillian Taylor's first visit to the  with Admiral Kirk is filmed today.

Third day of filming on .

Fifth day of filming on .

Fourth day of filming on .
Visual effects unit at Image G filmed the solar surface and effects scenes for .

Mark Dempsey dies.
Seventeenth day of filming on 
First day of filming on .
Fifth day of filming on . Enterprise-B bridge scenes are filmed today.
CIC Video releases Next Generation volume 78 and Deep Space Nine volume 12 on VHS in the UK.

Third day of filming on .

Seventh day of filming on .

Second day of filming on .

Thirteenth day of filming on .

Sixth day of filming on .

Anthony Caruso dies.
Sixth day of filming on .

Star Trek: Fan Collective - Time Travel DVD released in Region 1.

Fifty-ninth day of filming on .

Carmine Infantino dies.

 airs.

de:4. April
es:4 abril
it:4 aprile
nl:4 april
pt:4 de abril
ru:4 апреля
sv:4 april