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

Erik Cord and Jim Norton are born.

Diana Ewing is born.

Robert Vernon Biggs is born.

Ann Magnuson is born.

Matt Frewer is born.

David Bowe is born.

Sixth and final day of filming on .
Star Trek production staff, including Bob Justman attend a Screen Actor's Guild Trial Board meeting pursuant to their  complaint against actor John Drew Barrymore. As a result of this meeting, Barrymore's SAG membership is suspended for six months.
Bob Almond is born.

Third day of filming on . 

Zak Knutson is born.

105th day of filming on .

Zachary Culbertson and June Diane Raphael are born.

Thirty-eighth day of filming on .
 premieres in France on TF1 : Only thirteen episodes were broadcast at the time. The 66 other episodes aired finally in  on the channel La 5.

First day of filming on .

Second revised final draft script for  is submitted.

Sixth day of filming on .

Final draft script for  is submitted.

Star Trek: The Experience opens in the Las Vegas Hilton Hotel.

 airs on Sky One in the United Kingdom.
Final draft script for  is submitted.

Second day of filming on .

Nineteenth day of filming on .

Sixth day of filming on .

Gregory Sierra dies.

bg:4 януари
de:4. Januar
es:4 enero
it:4 gennaio
nl:4 januari
pt:4 de janeiro
ru:4 января
sv:4 januari