18 March

A list of events which occurred on the 18th of March.
;
:Edna Glover is born.
;
:Jack B. Sowards is born.
;
:Leslie Parrish is born.
;
:Stephen Edward Poe is born.
;
:John LaSalandra is born.
;
:Dieter Hornemann is born.
;
:Drew Struzan is born.
;
:Brad Dourif and J.G. Hertzler are born.
;
:Sara Charno is born.
;
:Gretchen German is born.
;
:Vanessa Williams is born.
;
:Story outline for is submitted titled "The Last Gunfight". It was received .
:Marian Cordry is born.
;
:Stoney Westmoreland is born.
;
:The Twenty-Ninth UK Story Arc continues in Valiant & TV21 #25 with the third of eleven installments.
;
:Rocky Faulkner is born.
;
: premieres in Spain.
;
:Adam Pally is born.
;
:Seventeenth day of filming on .
;
: Alan Gibbs dies.
: Ronald Tang is born.
;
: airs.
:Seventh day of filming on .
:Final draft script for is submitted.
:CIC Video releases Original Series volumes 39 & 40 on VHS in the UK, bringing the series release to an end.
;
:Second day of filming on .
;
:Eight and final day of filming on .
:Revised final draft script for is submitted.
:Final draft script for is submitted.
;
:Sixth day of filming on 
;
: airs.
:First day of filming on .
:Final draft script for is submitted.
;
:Final draft script for is submitted.
;
: premieres in Israel.
:Second day of filming on .
:Final draft script for is revised.
:Charles Bidwell and Gilbert Ralston die.
;
:Eighth and final day of filming on .
;
:Seventh and final day of filming on .
;
:IDW Publishing releases "Countdown, Number Three", issue #3 of Star Trek: Countdown.
;
:Steven Grothe dies.
;
:James M. Ward dies.
de:18. März
es:18 marzo
it:18 marzo
nl:18 maart
pt:18 de março
ru:18 марта
sv:18 mars