en.wikipedia.org/wiki/Fictitious_defendants

A fictitious defendant is a person that cannot be identified by the plaintiff before a lawsuit is commenced. Commonly this person is identified as "John Doe" or ...

www.nfsesq.com/resources/how-to-add-a-doe-defendant-to-a-complaint

For example, even in a rear-end car crash case where the injured person knows the name of the driver, it is often prudent to add some DOE defendants.

www.avvo.com/legal-answers/what-does--does-1-to-25--mean--1097570.html

"Does [which is plural for "Doe"] 1-25" simply refers to any defendants whom .... These are the defendants the plaintiff does not yet know about.

forum.wordreference.com/threads/indictment-does-1-through-50-inclusive.3232655

Sep 25, 2016 ... I grew up in US. English (American). Perhaps there is a list of persons, no names, 1. the maid, 2., the butler, etc. So they are DOES 1-50.

michaelreiterlaw.wordpress.com/2012/04/18/fictitious-defendants-in-federal-u-s-district-court-for-the-central-district-of-california

Apr 18, 2012 ... The use of Doe (fictitiously named defendants) in federal questions ... which you will commonly see in a caption (such as “Doe 1” or “Does 1-50, ...

www.metnews.com/articles/2018/permberton101218.htm

Oct 12, 2018 ... Plaintiff Who Knew Defendant's Identity Permitted to Substitute for Doe ... the device's manufacturer, CoolSystems, Inc., as well as “DOES 1-50.

fordhamlawreview.org/wp-content/uploads/2018/02/20_Tomlinson-2071-2105.pdf

AGAINST JOHN DOE DEFENDANTS. Meg Tomlinson*. Federal Rule of Civil Procedure 15(c)(1)(C) governs amendments that change the party or naming of a  ...

calegalwriter.com/2013/07/15/should-you-list-doe-defendants-in-federal-court-complaints

Jul 15, 2013 ... Doe Defendants generally should not be named in federal court. Instead, federal claimants should move for leave to amend their complaints to ...

www.foxnews.com/projects/pdf/Hastings_complaint.pdf

The true names and capacities of the Defendants, DOES 1 through 50, whether individual, ... Defendants DOES 1-50 are herein sued under fictitious names.