2021 (production)

== Events == 
=== January ===
* 2 January – Connie Bosmans dies.
* 3 January – Dick Kulpa dies.
* 4 January – Gregory Sierra dies.
* 5 January – The Dark Veil, a Gallery PIC novel by James Swallow, is released.
* 6 January –
** Issue 3 of Star Trek: Voyager - Seven's Reckoning, from IDW Publishing is released.
** Issue 18 of Star Trek: Year Five, from IDW Publishing.
* 7 January –
** Peter Greenwood dies.
** The thirteenth episode and season finale for season 3 of , , premieres on CBS All Access, along with an .
** airs on CBS, the first US free-to-air broadcast of this episode.
* 8 January – Steve Lightle dies.
* 13 January – Geri Lee dies.
* 14 January – Peter Mark Richman dies.
* 19 January – Kellam de Forest dies.
* 20 January – Johnetta Anderson dies.
* 22 January – debuts on Amazon Prime Video in the UK, Europe, Australia, New Zealand, Japan, and India.
* 26 January – Richard Arnold dies.
* 29 January –
** Walker Boone dies.
** Cy Chermak dies.
=== February ===
* 5 February – Christopher Plummer dies.
* 9 February – Star Trek: Deep Space Nine Illustrated Handbook from Hero Collector is released.
* 10 February – Issue 4 of Star Trek: Voyager -Seven's Reckoning, from IDW Publishing, is released.
* 17 February – Issue 19 of Star Trek: Year Five, from IDW Publishing is released.
* 19 February – Lisabeth Hush and Gil Mosko die.
* 21 February – Rod Arrants dies.
* 24 February – Alan Robert Murray dies.
=== March ===
* 2 March – Danny Rogers dies.
* 3 March – Della Van Hise dies.
* 9 March – Jeffrey Hayes dies.
* 10 March – Kate Kuhlkin dies.
* 14 March – Henry Darrow dies.
* 20 March – Star Trek, History and Us by A.J. Black, from McFarland & Company, is released.
* 29 March – Rudy Doucette dies.
===April===
* 3 April – John Paragon dies.
* 5 April – Robert Fletcher and Mary-Linda Rapelye die.
** "" reprinted digitally by IDW Publishing.
* 8 April – Margaret Wander Bonanno dies.
* 16 April – Felix Silla dies.
* 20 April – Facsimile edition of "" released by IDW Publishing
* 24 April – Nathan Jung dies.
===May===
* 4 May –
** Star Trek: Shipyards - The Borg and Delta Quadrant: Akritirian to Krenim, by Ian Chaddock, Marcus Riley, and Mark Wright, from Hero Collector is released.
** Chuck Hicks dies.
* 6 May – Michael Scranton dies.
* 11 May – Norman Lloyd dies.
* 12 May – Wilbur Finks dies.
* 18 May –
** Wonderlands, a Gallery DIS novel, by Una McCormack, is released.
** Season 1 Blu-ray and DVD is released.
* 19 May – Issue 20 of Star Trek: Year Five, from IDW Publishing, is released.
* 20 May – Lee Poppie dies.
* 25 May – Star Trek: Year Five - Weaker Than Man, from IDW Publishing, is released.
* 29 May – Roger Duchowny dies.
===June ===
* 4 June – Clarence Williams III dies.
* 7 June – Douglas S. Cramer dies.
* 8 June – Star Trek: The Next Generation - Mirror Universe Collection, from IDW Publishing, is released.
* 14 June – Lisa Banes dies.
* 15 June – Living Memory, a Pocket TOS novel by Christopher L. Bennett, is released.
* 16 June – Michael Champion dies.
* 20 June – Joanne Linville dies.
* 22 June –
** the of The Star Trek Calendar, from Universe Publishing, is released.
** the of the Star Trek: Cats Calendar, from Universe Publishing, is released.
* 24 June – Gene De Ruelle dies.
* 25 June – John Erman dies.
* 30 June – Issue 21 of Star Trek: Year Five, from IDW Publishing, is released.
===July===
* 7 July – Issue 22 of Star Trek: Year Five, from IDW Publishing, is released.
* 10 July – Byron Berline dies.
* 13 July – Shadows Have Offended, a Pocket TNG novel by Cassandra Rose Clarke, is released.
* 19 July – Ralph Garrett dies.
* 22 July – Ron Kapp dies.
* 27 July –
** the of the Star Trek: The Next Generation Calendar, from Universe Publishing, is released.
** the of the Star Trek: Ships of the Line calendar, from Universe Publishing, is released.
** the of the Star Trek: Discovery Calendar, from Universe Publishing, is released.
** the of the Star Trek: Picard Calendar, from Universe Publishing, is released.
* 28 July – Issue 23 of Star Trek: Year Five, from IDW Publishing, is released.
* 30 July – Tom LeGarde dies.
===August===
* 1 August – Ronald F. Hoiseck dies.
* 3 August – Star Trek: Designing the Final Frontier, by Dan Chavkin and Brian McGuire, from Weldon Owen, is released.
* 10 August – Star Trek: Shipyards - Delta Quadrant: Ledosian to Zahl, by Ian Chaddock, Marcus Riley, and Mark Wright, from Hero Collector, is released.
* 12 August – the second season of premieres with on Paramount+, along with an of .
* 14 August – Cedric Taporco dies.
* 17 August –
** Rogue Elements, a Gallery PIC novel by John Jackson Miller, is released.
** of Star Trek: Voyager – Seven's Reckoning, from IDW Publishing, is released.
** Eddie Paskey dies.
* 19 August – , the second episode of Lower Decks Season 2, premieres on Paramount+.
* 22 August – Bill Taylor dies.
* 24 August – the of the Star Trek Daily Calendar, from Universe Publishing, is released.
* 25 August – Issue 24 of Star Trek: Year Five, from IDW Publishing, is released.
* 26 August – , the third episode of Lower Decks Season 2, premieres on Paramount+.
===September ===
* 2 September – , the fourth episode of Lower Decks Season 2, premieres on Paramount+.
* 7 September –
** The Autobiography of Mr. Spock, by Una McCormack, from Titan Books, is released.
** Star Trek: Starfleet is..., by Robb Pearlman, from Smart Pop Books, is released.
* 9 September –
** , the fifth episode of Lower Decks Season 2, premieres on Paramount+.
** Issue 0 of Star Trek: The Mirror War from IDW Publishing is released.
* 12 September – Fran Bennett dies.
* 14 September – Reuben Klamer dies.
* 15 September –
**Gavan O'Herlihy dies.
** Ronald Roose dies.
* 16 September – , the sixth episode of Lower Decks Season 2, premieres on Paramount+.
* 21 September –
** Star Trek - The Original Series: A Celebration, by Ben Robinson and Ian Spelling, is released.
** Willie Garson dies.
* 23 September – , the seventh episode of Lower Decks Season 2, premieres on Paramount+.
* 24 September – Suzanne Bianqui dies.
* 28 September – Star Trek: Coda, Book 1: Moments Asunder, by Dayton Ward, is released.
* 30 September –
** Ravil Issyanov dies.
** , the eighth episode of Lower Decks Season 2, premieres on Paramount+.
** To Boldly Go: Leadership, Strategy, and Conflict in the 21st Century and Beyond from Casemate Publishers is released.
=== October===
* 2 October – Richard Evans dies.
* 5 October – paperback edition of The Autobiography of Kathryn Janeway, by Una McCormack, from Titan Books is released.
* 6 October –
** Patrick Horgan dies.
** Issue 25 of Star Trek: Year Five, from IDW Publishing, is released.
** Issue 1 of Star Trek: The Mirror War, from IDW Publishing, is released.
* 7 October –
** Jan Shutan dies.
** , the ninth episode of Lower Decks Season 2 premieres on Paramount+.
* 9 October – Mario Roccuzzo dies.
* 10 October – Robert Herron dies.
* 13 October – Kenny Studer dies.
* 14 October – , the tenth and final episode of Lower Decks Season 2, premieres on Paramount+, along with an of .
* 18 October – William Lucking dies.
* 20 October – Nick Dimitri dies.
* 22 October – Star Trek and Popular Culture, by George A. Gonzalez, from Peter Lang Inc. is released.
* 24 October – Tom Bentley dies.
* 26 October – Star Trek: Coda, Book 2: The Ashes of Tomorrow, by James Swallow, is released.
* 28 October –
** Camille Saviola dies.
** premieres with the double episode on Paramount+.
* Unknown – Mary Black dies.
===November===
* 1 November – David Assael dies.
* 2 November – Star Trek: Discovery – Seasons 1–3 Collection on Blu-ray and DVD.
* 3 November – Issue 2 of Star Trek: The Mirror War, from IDW Publishing.
* 4 November –
** , the third episode of Star Trek: Prodigy, premieres on Paramount+.
** Gene D'Angelo dies.
* 7 November – Dean Stockwell dies.
* 11 November – , the fourth episode of Star Trek: Prodigy, premieres on Paramount+.
* 15 November – David Selburg dies.
* 18 November –
** the fifth episode of Star Trek: Prodigy, , premieres on Paramount+.
** , the first episode of Season 4, premieres on Paramount+.
* 25 November – the second episode of Star Trek: Discovery Season 4, , premieres on Paramount+.
===December===
* 2 December –
* Diana G. Gallagher dies.
** the third episode of Star Trek: Discovery Season 4, , premieres on Paramount+.
* 7 December – ViacomCBS President Bob Bakish announces at the UBS Global TMT Virtual Conference, that the conglomerate plans to have all Star Trek film and television productions become accessible on their own streaming service platform, Paramount+, only.
* 8 December – "Star Trek: The Mirror War - Data", from IDW Publishing.
* 9 December – the fourth episode of Star Trek: Discovery Season 4, , premieres on Paramount+.
* 11 December – Mimi Cozzens dies.
* 14 December – Star Trek: The Next Generation Nerd Search: Bloopers of the Borg, by Glenn Dakin, from Hero Collector is released.
* 16 December –
** John Arndt dies.
** The fifth episode of Star Trek: Discovery Season 4, , premieres on Paramount+.
* 19 December – the one hour premiere of Star Trek: Prodigy, "Lost and Found", airs on in a special event preview.
* 21 December – Revenant, a Pocket DS9 novel, by Alex R. White.
* 23 December – the sixth episode of Star Trek: Discovery Season 4, , premieres on Paramount+.
* 30 December –
** The seventh episode of Star Trek: Discovery Season 4, , premieres on Paramount+.
** Winston DeLugo dies.
* Unknown – April Nocifora dies.
== Media gallery==
File:Dark Veil cover.jpg|The Dark Veil
File:Star Trek Year Five issue 18 cover A.jpg|"Star Trek: Year Five, Issue 18"
File:Seven's Reckoning issue 3 cover A.jpg|"Seven's Reckoning, Issue 3"
File:Vance watches shield breach.jpg| and 
File:Star Trek Year Five issue 19 cover A.jpg|"Star Trek: Year Five, Issue 19"
File:Star Trek History and Us cover.jpg|Star Trek, History and Us
File:Star Trek Deep Space Nine Illustrated Handbook final cover.jpg|Star Trek: Deep Space Nine Illustrated Handbook
File:Seven's Reckoning issue 4 cover A.jpg|"Seven's Reckoning, Issue 4"
File:Star Trek Year Five issue 20 cover A.jpg|"Star Trek: Year Five, Issue 20"
File:First Contact comic IDW.jpg|"" digital reprint
File:The Gift IDW edition.jpg|"" facsimile edition
File:Star Trek Shipyards The Borg and Delta Quadrant Akritirian to Krenim final cover.jpg|Star Trek: Shipyards - The Borg and Delta Quadrant: Akritirian to Krenim
File:Wonderlands cover.jpg|Wonderlands
File:LD Season 1 Blu-ray cover.jpg|LD Season 1 Blu-ray
File:Year Five Weaker Than Man cover.jpg|Star Trek: Year Five - Weaker Than Man
File:TNG Mirror Universe Collection cover.jpg|Star Trek: The Next Generation - Mirror Universe Collection
File:Living Memory cover.jpg|Living Memory
File:Star Trek Calendar 2022 cover.jpg|The Star Trek Calendar (2022)
File:Star Trek Cats Calendar 2022.jpg|Star Trek: Cats Calendar (2022)
File:Star Trek Year Five issue 21 cover A.jpg|"Star Trek: Year Five, Issue 21"
File:Star Trek Year Five issue 22 cover A.jpg|"Star Trek: Year Five, Issue 22"
File:Shadows Have Offended cover.jpg|Shadows Have Offended
File:Star Trek TNG Calendar 2022.jpg|Star Trek: The Next Generation Calendar (2022)
File:2022 SOTL cover.jpg|Star Trek: Ships of the Line (2022)
File:Star Trek Discovery Calendar 2022.jpg|Star Trek: Discovery Calendar (2022)
File:Star Trek Picard Calendar 2022.jpg|Star Trek: Picard Calendar (2022)
File:Star Trek Year Five issue 23 cover A.jpg|"Star Trek: Year Five, Issue 23"
File:Designing the Final Frontier.jpg|Star Trek: Designing the Final Frontier
File:Star Trek Shipyards Delta Quadrant Ledosian To Zahl.jpg|Star Trek: Shipyards - Delta Quadrant: Ledosian to Zahl
File:2x01 Strange Energies title card.jpg| and 
File:Rogue Elements cover.jpg|Rogue Elements
File:VOY Seven's Reckoning omnibus cover.jpg|Star Trek: Voyager - Seven's Reckoning (omnibus)
File:2x02 Kayshon, His Eyes Open title card.jpg|
File:Star Trek Daily 2022.jpg|Star Trek Daily Calendar (2022)
File:Star Trek Year Five issue 24 cover A.jpg|"Star Trek: Year Five, Issue 24"
File:2x03 We'll Always Have Tom Paris title card.jpg|
File:2x04 Mugato, Gumato title card.jpg|
File:The Autobiography of Spock cover.jpg|The Autobiography of Mr. Spock
File:Starfleet is.jpg|Star Trek: Starfleet is...
File:2x05 An Embarrassment Of Dooplers title card.jpg|
File:Mirror War issue 0 cover A.jpg|"Star Trek: The Mirror War, Issue 0"
File:2x06 The Spy Humongous title card.jpg|
File:Star Trek The Original Series A Celebration cover.jpg|Star Trek - The Original Series: A Celebration
File:2x07 Where Pleasant Fountains Lie title card.jpg|
File:Moments Asunder cover.jpg|Moments Asunder
File:2x08 I, Excretus title card.jpg|
File:To Boldly Go - Leadership, Strategy, and Conflict in the 21st Century and Beyond cover.jpg|To Boldly Go: Leadership, Strategy, and Conflict in the 21st Century and Beyond
File:Star Trek Year Five issue 25 cover A.jpg|"Star Trek: Year Five, Issue 25"
File:Mirror War issue 1 cover A.jpg|"Star Trek: The Mirror War, Issue 1"
File:2x09 wej Duj title card.jpg|
File:2x10 First First Contact title card.jpg| and 
File:Star Trek and Popular Culture.jpg|Star Trek and Popular Culture
File:Ashes of Tomorrow cover.jpg|The Ashes of Tomorrow
File:1x01 Lost and Found title card.jpg|
File:DIS Seasons 1-3 Collection region 1 DVD+Blu-ray cover.jpg|Star Trek: Discovery Seasons 1–3
File:Mirror War issue 2 cover A.jpg|"Star Trek: The Mirror War, Issue 2"
File:1x03 Starstruck title card.jpg|
File:1x04 Dream Catcher title card.jpg|
File:1x05 Terror Firma title card.jpg|
File:Laira Rillak.jpg| and 
File:Federation HQ briefing on anomaly.jpg| and 
File:J'Vini.jpg| and 
File:Mirror War Data cover A.jpg|"Star Trek: The Mirror War - Data"
File:All Is Possible snow globe.jpg| and 
File:Bloopers of the Borg.jpg|Star Trek: The Next Generation Nerd Search: Bloopers of the Borg
File:Revenant cover.jpg|Revenant
File:Star Trek The Motion Picture Orchestral Score.jpg| score