This is not a complete or comprehensive list, just incidents that have come to my attention.
Please feel free to forward any similar stories you find.
2019-01-19
Huston homeowner uses AK pattern rifle, shooting 5 home invaders, killing 3. ABC13 (archive),
2018-08-06
2018-07-21
Defender fires AR-15 at suspects in Haiku, Hawaii home invasion robbery Star Advertiser
2018-06-01
Memphis homeowner uses AK style rifle to return fire on armed burglars in his home. Miami Herald WMC Action News
2018-04-15
Seven armed men invade home, yelling “Sheriff’s Office!” Fought off by at least two residents using a 9mm handgun and an AR-15. Blog post, News4Jax(h/t Miguel)
2018-02-26
Good Guy with AR-15 Stops Attacker – Witness to stabbing grabs AR-15 and stops knife wielding attacker from inflicting further harm. Attacker runs, later captured by police.
2017-11-06
Former NRA Instructor Engages Texas Church Shooter, helps chase him down until Law Enforcement arrive – Live video interview with the hero, the same day as the shooting here
2017-03-28
Oklahoma Man kills 3 home invaders with AR-15 – 3 teen home invaders shot and killed by homeowner’s 23-year-old son. Getaway driver, 21, charged with felony murder. Additional article from OKCFox
2017-01-17
Two gun store employees fight off five armed robbers, capturing two. Houston Chronicle
2015-07-03
Store owner uses AR-15 to defend himself after 3 robbers use vehicle to smash in front door. Fox 6 Milwaukee
2014-05-11
Homeowner shoots intruder in Vance County Break-in – Man in bed when armed intruder kicked in backdoor, homeowner grabbed AR-15 from under his bed, intruder shot once and missed. Homeowner shot back once and hit the intruder in the stomach.
2013-04-25
Man Likely Justified in Shooting Intruder: DA – 20-year-old resident shot burglar in apartment, burglar pronounced dead at hospital. Philly.com archived story
2013-02-14
Armed robbers driven off from holding up tax preparation business by security guard with AR-15. Fox 2 Detroit
2013-01-24
No Shots Fired: Home Intruders decide not to stick around after seeing their victim holding an AR-15 – Two intruders break into apartment, encounter one student with an unloaded AR-15, choose to retreat. Original story from the Internet Archive Additional article from Washington Times
2013-01-11
15-year-old Defends Home Against Burglars, Shoots One with Father’s AR-15 – 15-year-old boy home with only 12-year-old sister when burglars tried to break in. Burglars fled, leaving trail of blood. Original story from the Internet Archive
1993-08-17
Pizza Hut delivery guy held up by three teens, grabbed AR-15 from car and teens ran off. He had been to the range before work. Pizza Hut fired him. NRA News
1992-04-29 – 1992-05-04
LA Riots – Many Korean store-owners and employees defended their businesses using handguns, shotguns, and semi-automatic rifles. Pictures can be found of defenders using Mini-14s, M1 Carbines, and Daewoo K1A1s