Editing John Achenbach

{{Crew
|name= John Achenbach
|image= 
|gender= {{Male cast}}
|job= Background layout supervisor<br>Character layout artist<br>Storyboard revisionist<br>Storyboard artist<br>Animatic layout
|birthdate= {{birthdate|1964|10|12}}
|status= Active
|episodes= 326
|seasons= [[Season 9]] - Present
|first episode= "[[Bart Star]]"
|latest episode= "[[A Serious Flanders (Part 2)]]"
|movie=yes
|short= ''[[The Force Awakens from Its Nap]]''
}}

'''John Achenbach''' (born October 12, 1964) is an American animator. He currently serves as a storyboard revisionist for ''[[The Simpsons]]'' and has also served as a background layout artist, background layout supervisor, character layout artist, storyboard artist and animatic layout artist.

== Credits ==
=== Background layout artist ===
{{TO}}
{{Season9A
|E6=yes
|E7=yes
|E10=yes
|E12=yes
|E13=yes
|E25=yes
}}
{{Season10A
|E5=yes
}}
{{TC}}

=== Background layout supervisor ===
{{TO}}
{{Season9A
|E11=yes
|E20=yes
|E21=yes
}}
{{Season10A
|E10=yes
}}
{{TC}}

=== Character designer ===
*{{ep|Viva Ned Flanders}}

=== Character layout ===
{{Scroll|
{{TO}}
{{Season10A
|E18=yes
}}
{{Season11A
|E7=yes
|E11=yes
|E17=yes
}}
{{Season12A
|E6=yes
|E9=yes
|E10=yes
|E12=yes
|E17=yes
}}
{{Season13A
|E1=yes
|E7=yes
|E10=yes
|E12=yes
|E14=yes
|E20=yes
|E21=yes
}}
{{Season14A
|E2=yes
|E8=yes
|E9=yes
|E10=yes
|E18=yes
|E21=yes
}}
{{Season15A
|E1=yes
|E6=yes
|E14=yes
}}
{{Season16A
|E1=yes
|E6=yes
|E10=yes
|E21=yes
}}
{{Season20A
|E5=yes
}}
{{TC}}
}}

=== Storyboard revisions ===
{{Scroll|
{{TO}}
{{Season16A
|E10=yes
|E17=yes
}}
{{Season17A
|E1=yes
|E2=yes
|E3=yes
|E4=yes
|E5=yes
|E6=yes
|E7=yes
|E8=yes
|E9=yes
|E10=yes
|E11=yes
|E14=yes
|E15=yes
|E16=yes
|E17=yes
|E19=yes
|E20=yes
}}
{{Season18A
|E1=yes
|E2=yes
|E4=yes
|E9=yes
|E10=yes
|E11=yes
|E12=yes
|E13=yes
|E14=yes
|E16=yes
}}
{{Season19A
|E19=yes
}}
{{Season21A
|E1=yes
|E5=yes
}}
{{Season22A
|E12=yes
}}
*{{ep|The Falcon and the D'ohman}}
*{{ep|Bart Stops to Smell the Roosevelts}}
*{{ep|The Kid Is All Right}}
*{{ep|White Christmas Blues}}
*{{ep|Steal This Episode}}
*{{ep|Specs and the City}}
*{{ep|The Man Who Grew Too Much}}
*{{ep|Diggs}}
*{{ep|The Winter of His Content}}
*{{ep|The War of Art}}
*{{ep|You Don't Have to Live Like a Referee}}
*{{ep|Luca$}}
*{{ep|Days of Future Future}}
*{{ep|What to Expect When Bart's Expecting}}
*{{ep|Pay Pal}}
*{{ep|The Yellow Badge of Cowardge}}
*{{ep|Clown in the Dumps}}
*{{ep|The Wreck of the Relationship}}
*{{ep|Super Franchise Me}}
*{{THOH|Treehouse of Horror XXV}}
*{{ep|Opposites A-Frack}}
*{{ep|Simpsorama}}
*{{ep|Blazed and Confused}}
*{{ep|Covercraft}}
*{{ep|I Won't Be Home for Christmas}}
*{{ep|Bart's New Friend}}
*{{ep|The Musk Who Fell to Earth}}
*{{ep|My Fare Lady}}
*{{ep|Sky Police}}
*{{ep|Waiting for Duffman}}
*{{ep|Peeping Mom}}
*{{ep|The Kids Are All Fight}}
*{{ep|Let's Go Fly a Coot}}
*{{ep|Bull-E}}
*{{ep|Mathlete's Feat}}
*{{ep|Every Man's Dream}}
*{{ep|'Cue Detective}}
*{{ep|Puffless}}
*{{ep|Halloween of Horror}}
*{{THOH|Treehouse of Horror XXVI}}
*{{ep|Friend with Benefit}}
*{{ep|Lisa with an "S"}}
*{{ep|'Paths of Glory}}
*{{ep|Barthood}}
*{{ep|The Girl Code}}
*{{ep|Teenage Mutant Milk-Caused Hurdles}}
*{{ep|Much Apu About Something}}
*{{ep|Love Is in the N2-O2-Ar-CO2-Ne-He-CH4}}
*{{ep|Gal of Constant Sorrow}}
*{{ep|Lisa the Veterinarian}}
*{{ep|The Marge-ian Chronicles}}
*{{ep|The Burns Cage}}
*{{ep|How Lisa Got Her Marge Back}}
*{{ep|Fland Canyon}}
*{{ep|To Courier with Love}}
*{{ep|Simprovised}}
*{{ep|Orange Is the New Yellow}}
*{{ep|Monty Burns' Fleeing Circus}}
*{{ep|Friends and Family}}
*{{ep|The Town}}
*{{THOH|Treehouse of Horror XXVII}}
*{{ep|Trust but Clarify}}
*{{ep|There Will Be Buds}}
*{{ep|Havana Wild Weekend}}
*{{ep|Dad Behavior}}
*{{ep|The Last Traction Hero}}
*{{ep|The Nightmare After Krustmas}}
*{{ep|Pork and Burns}}
*{{ep|The Great Phatsby: Part One}}
*{{ep|The Great Phatsby: Part Two}}
*{{ep|Fatzcarraldo}}
*{{ep|The Cad and the Hat}}
*{{ep|Kamp Krustier}}
*{{ep|22 for 30}}
*{{ep|A Father's Watch}}
*{{ep|The Caper Chase}}
*{{ep|Looking for Mr. Goodbart}}
*{{ep|Moho House}}
*{{ep|Dogtown}}
*{{ep|The Serfsons}}
*{{ep|Springfield Splendor}}
*{{ep|Whistler's Father}}
*{{THOH|Treehouse of Horror XXVIII}}
*{{ep|Grampy Can Ya Hear Me}}
*{{ep|The Old Blue Mayor She Ain't What She Used to Be}}
*{{ep|Singin' in the Lane}}
*{{ep|Mr. Lisa's Opus}}
*{{ep|Gone Boy}}
*{{ep|Haw-Haw Land}}
*{{ep|Frink Gets Testy}}
*{{ep|Homer Is Where the Art Isn't}}
*{{ep|3 Scenes Plus a Tag from a Marriage}}
*{{ep|Fears of a Clown}}
*{{ep|No Good Read Goes Unpunished}}
*{{ep|King Leer}}
*{{ep|Lisa Gets the Blues}}
*{{ep|Forgive and Regret}}
*{{ep|Left Behind}}
*{{ep|Throw Grampa from the Dane}}
*{{ep|Flanders' Ladder}}
*{{ep|Bart's Not Dead}}
*{{ep|Heartbreak Hotel}}
*{{ep|My Way or the Highway to Heaven}}
*{{THOH|Treehouse of Horror XXIX}}
*{{ep|Baby You Can't Drive My Car}}
*{{ep|From Russia Without Love}}
*{{ep|Werking Mom}}
*{{ep|Krusty the Clown (episode)|pipe=yes|3=Krusty the Clown}}
*{{ep|Daddicus Finch}}
*{{ep|'Tis the 30th Season}}
*{{ep|Mad About the Toy}}
*{{ep|The Girl on the Bus}}
*{{ep|I'm Dancing as Fat as I Can}}
*{{ep|The Clown Stays in the Picture}}
*{{ep|101 Mitigations}}
*{{ep|I Want You (She's So Heavy)}}
*{{ep|E My Sports}}
*{{ep|Bart vs. Itchy & Scratchy}}
*{{ep|Girl's in the Band}}
*{{ep|I'm Just a Girl Who Can't Say D'oh}}
*{{ep|D'oh Canada}}
*{{ep|Woo-hoo Dunnit?}}
*{{ep|Crystal Blue-Haired Persuasion}}
*{{ep|The Winter of Our Monetized Content}}
*{{ep|Go Big or Go Homer}}
*{{ep|The Fat Blue Line}}
*{{THOH|Treehouse of Horror XXX}}
*{{ep|Gorillas on the Mast}}
*{{ep|Marge the Lumberjill}}
*{{ep|Livin La Pura Vida}}
*{{ep|Thanksgiving of Horror}}
*{{ep|Todd, Todd, Why Hast Thou Forsaken Me?}}
*{{ep|Bobby, It's Cold Outside}}
*{{ep|Hail to the Teeth}}
*{{ep|The Miseducation of Lisa Simpson}}
*{{ep|Frinkcoin}}
*{{ep|Bart the Bad Guy}}
*{{ep|Screenless}}
*{{ep|Better Off Ned}}
*{{ep|Highway to Well}}
*{{ep|The Incredible Lightness of Being a Baby}}
*{{ep|Warrin' Priests: Part One}}
*{{ep|Warrin' Priests: Part Two}}
*{{ep|Undercover Burns}}
*{{ep|I, Carumbus}}
*{{ep|Now Museum, Now You Don't}}
*{{THOH|Treehouse of Horror XXXI}}
*{{ep|The 7 Beer Itch}}
*{{ep|Podcast News}}
*{{ep|Three Dreams Denied}}
*{{ep|The Road to Cincinnati}}
*{{ep|Sorry Not Sorry}}
*{{ep|A Springfield Summer Christmas for Christmas}}
*{{ep|The Dad-Feelings Limited}}
*{{ep|Diary Queen}}
*{{ep|Wad Goals}}
*{{ep|Yokel Hero}}
*{{ep|Do PizzaBots Dream of Electric Guitars?}}
*{{ep|Manger Things}}
*{{ep|Uncut Femmes}}
*{{ep|Burger Kings}}
*{{ep|Panic on the Streets of Springfield}}
*{{ep|Mother and Child Reunion}}
*{{ep|The Man from G.R.A.M.P.A.}}
*{{ep|The Last Barfighter}}
*{{ep|The Star of the Backstage}}
*{{ep|Bart's in Jail!}}
*{{THOH|Treehouse of Horror XXXII}}
*{{ep|The Wayz We Were}}
*{{ep|Lisa's Belly}}
*{{ep|A Serious Flanders (Part 1)}}
*{{ep|A Serious Flanders (Part 2)}}
{{TC}}
}}

=== Couch gag storyboard ===
{{TO}}
{{Season17A
|E10=yes
|E11=yes
|E13=yes
}}
{{Season18A
|E5=yes
}}
{{TC}}

=== Story artist ===
*{{mov}}

=== Storyboards ===
{{Scroll|
{{TO}}
{{Season18A
|E22=yes
}}
{{Season19A
|E17=yes
}}
{{Season20A
|E3=yes
|E6=yes
|E11=yes
|E14=yes
|E15=yes
|E19=yes
}}
{{Season21A
|E4=yes
|E6=yes
|E7=yes
|E9=yes
|E13=yes
|E14=yes
|E18=yes
|E21=yes
|E22=yes
|E23=yes
}}
{{Season22A
|E1=yes
|E2=yes
|E7=yes
|E8=yes
|E9=yes
|E11=yes
|E13=yes
|E17=yes
|E19=yes
}}
*{{ep|At Long Last Leave}}
*{{spec|The Simpsons Take the Bowl}}
*{{ep|'Paths of Glory}}
*{{ep|Barthood}}
*{{ep|Love Is in the N2-O2-Ar-CO2-Ne-He-CH4}}
*{{spec|The Force Awakens from Its Nap}}
{{TC}}
}}

=== Animatic layout ===
{{Scroll|
{{TO}}
{{Season22A
|E18=yes
|E20=yes
|E21=yes
|E22=yes
}}
*{{THOH|Treehouse of Horror XXII}}
*{{ep|Replaceable You}}
*{{ep|The Food Wife}}
*{{ep|The Book Job}}
*{{ep|The Man in the Blue Flannel Pants}}
*{{ep|The Ten-Per-Cent Solution}}
*{{ep|Holidays of Future Passed}}
*{{ep|Politically Inept, with Homer Simpson}}
*{{ep|The D'oh-cial Network}}
*{{ep|At Long Last Leave}}
*{{ep|Exit Through the Kwik-E-Mart}}
*{{ep|How I Wet Your Mother}}
*{{ep|Them, Robot}}
*{{ep|Beware My Cheating Bart}}
*{{ep|A Totally Fun Thing Bart Will Never Do Again}}
*{{ep|The Spy Who Learned Me}}
*{{ep|Ned 'n Edna's Blend Agenda}}
*{{ep|Lisa Goes Gaga}}
*{{ep|Moonshine River}}
*{{THOH|Treehouse of Horror XXIII}}
*{{ep|Adventures in Baby-Getting}}
*{{ep|Gone Abie Gone}}
*{{ep|Penny-Wiseguys}}
*{{ep|A Tree Grows in Springfield}}
*{{ep|The Day the Earth Stood Cool}}
*{{ep|To Cur, with Love}}
*{{ep|Homer Goes to Prep School}}
*{{ep|A Test Before Trying}}
*{{ep|The Changing of the Guardian}}
*{{ep|Love Is a Many-Splintered Thing}}
*{{ep|Hardly Kirk-ing}}
*{{ep|Gorgeous Grampa}}
*{{ep|Black-Eyed, Please}}
*{{ep|Dark Knight Court}}
*{{ep|What Animated Women Want}}
*{{ep|Pulpit Friction}}
*{{ep|Whiskey Business}}
*{{ep|The Fabulous Faker Boy}}
*{{ep|Dangers on a Train}}
*{{ep|The Saga of Carl}}
*{{ep|Homerland}}
*{{THOH|Treehouse of Horror XXIV}}
*{{ep|Four Regrettings and a Funeral}}
*{{ep|YOLO}}
*{{ep|Labor Pains}}
*{{ep|Brick Like Me}}
*{{ep|The Man Who Came to Be Dinner}}
{{TC}}
}}

=== Additional storyboards ===
*{{ep|The Hateful Eight-Year-Olds}}

== External links ==
*{{IMDb|name/nm2837372/}}

{{Animatic layout artists|former=yes}}
{{Background layout artists|former=yes}}
{{Character layout artists|former=yes}}
{{Storyboard artists|former=yes|currentrev=yes}}
{{DEFAULTSORT:Achenbach, John}}