12 March
de:12. März
es:12 marzo
it:12 marzo
nl:12 maart
pt:12 de março
ru:12 марта
sv:12 mars

A list of events which occurred on the 12th of March.

Loulie Jean Norman is born.

Frank Overton is born.

Robert H. Raff is born.

Daniel Cohen is born.

Katherine Woodville is born. 

David Clover is born.

Frank Welker is born.

Simon Holden is born.

Titus Welliver is born.

Jake Weber is born.

Rick Worthy is born.

Gene Roddenberry signs a deal with Paramount Pictures to develop a Star Trek feature film.

Lisa Auguste is born.

Thirteenth day of filming on .

Karen Steele dies.

 airs.

Third day of filming on .

Fifth day of filming on .

Fourth day of filming on .

Fourth day of filming on .

Sixth day of filming on .

Revised final draft script for  is submitted.

Fourth day of filming on .

Third day of filming on .
 premieres in France.
Lynne Thigpen and Thomas Warkentin both die.

Sixth day of filming on .

First broadcast of "How William Shatner Changed the World" in the US.

Forty-second day of filming on .

IDW Publishing releases "I, Enterprise! Part 1", issue #31 of the ongoing Star Trek series.

Eddie Hice dies.

 premieres on CBS All Access.

Unknown year
Dorenda Moore is born.