Funny Geek T-Shirts

These funny t-shirts have one thing in common -- they were designed for unique geeks! The quirky original designs for cool nerdy folks are great conversation starters and sure to inspire laughs and good times! Invented elements and new meanings for geeky acronyms are among the great funny geek t-shirts here. We've also got a selection of n00b t-shirts and geek baby designs for nerdy kids and their geeky parental units. Have fun exploring these funny geek t-shirts!

Optimist or Pessimist? Funny Glass Full T-Shirt

Is the glass half empty, or half full? An optimist and a pessimist allegedly would have different answers, but in reality, the glass is always completely full, as this funny science geek t-shirt explains. This graphic design shows a simple glass of water. The half that is full...

Come To The Math Side We Have Pi - Math Geek & Nerd T-Shirt – Come To The Math Side We Have Pi is a funny Math nerd/geek Pi Day shirt for kids, youth, boys, girls, men, and women. math teacher... View on Amazon
PI Day T Shirt Atom PI Math Geek Science Lovers T-Shirt – Atom PI Shirt. Math Teacher or Math Geek Birthday Gift. Perfect outfit for someone who loves PI and likes Science.; Makes a great gift idea for... View on Amazon
Math T-Shirt Teacher Formulas Cheat Sheet Cool Geek Nerd Tee – Graphic design cool math t shirt gift for high school math teachers, kids class exam fun algebra geometry calculus high school mathematics, and college student professor... View on Amazon
Get Real Be Rational Funny Math Geek Sarcastic Funny T Shirt M Black – AWESOME FIT: Fits True to size, great fit and feel - Wash with cold water, inside out.; TOP QUALITY: Professional screen printed and designed in the... View on Amazon
SQL Clause Is Coming To Town Database Sorting Beha T-Shirt – He's making a database. He's sorting it twice. Select From contacts where behavior is nice. SQL Clause is coming to town. So remove all bugs after... View on Zazzle
Never Trust an Atom Funny STEM Science Geek Nerd Youth Long Sleeve T-Shirt Medium Navy – Get this funny STEM nerd gift for yourself or for a friend.; 100% cotton (preshrunk), Sport Grey has 90%/10% cotton/poly with double-needle neck and hem. For... View on Amazon
Never Trust an Atom, They Make Up Everything | Funny Science Unisex T-Shirt-Adult, L – MICHIGAN ARTISTS & PRINTERS | this design was drawn and screen printed (silk screened) with pride by our skilled illustrators and printers in Ann Arbor. If... View on Amazon
Star Wars Periodic Table of Elements Graphic T-Shirt T-Shirt – Officially Licensed Star Wars Apparel; Funny & Unique Science-Themed Tee, 15STRW1930; Lightweight, Classic fit, Double-needle sleeve and bottom hem. View on Amazon
Cherry Pi Day Funny Pi Day Geek Math Student Teacher T-Shirt – Celebrate in style this Pi Day. A fun nerdy geeky math pi day gift for cherry pie lovers students teachers club mathematicians men women boys girls... View on Amazon
BLUE SCREEN OF DEATH Adult Unisex T-shirt / Geeky Windows Error Nerd Computer Tee Shirt 2XL – MICHIGAN ARTISTS & PRINTERS | this design was drawn and screen printed (silk screened) with pride by our skilled illustrators and printers in Ann Arbor. If... View on Amazon
Rocket Scientist T-Shirt funny saying science sarcastic geek – Funny Science Shirt: Rocket Scientist T-Shirt funny saying science sarcastic novelty geeky nerd humor nerdy cute cool; Funny Science Shirt, Funny Science T-Shirts, Funny Geek Shirt;... View on Amazon
English Is Important But Math Is Importanter Funny T-Shirt – English Is Important But Math Is Importanter Funny Gift View on Zazzle
May The (F=mdv/dt) Be with You | Funny Physics Science Unisex T-Shirt-Adult,M Black – MICHIGAN ARTISTS & PRINTERS | this design was drawn and screen printed (silk screened) with pride by our skilled illustrators and printers in Ann Arbor. If... View on Amazon
Disney Lion King Hakuna Matata Pumbaa Timon Africa Simba Mufasa Disneyland World Tee Adult Graphic T-Shirt Apparel (2XL, Red) – The RED HEATHER color of this shirt is a PREMIUM, higher quality, soft touch poly/cotton blend with a higher thread count. The red shirt, as well... View on Amazon
Crazy Dog T-Shirts Mens Noble Gases Science T Shirt Funny Periodic Table Nerdy Graphic Tee Geeks (Navy) - L – SUPERIOR DESIGN: Crazy Dog T-shirt branded tees are designed and printed in the USA. We screen print our graphic tees with state of the art equipment... View on Amazon
Star Wars Vader Open Sleigh T-Shirt – Star Wars Officially Licensed Apparel; 15STRW1075; Lightweight, Classic fit, Double-needle sleeve and bottom hem. View on Amazon
Pew Pew Wars | Funny Space Star Noises Science for Geek Gift T-Shirt – Pew Pew Wars T-shirt | Funny Space Star Noises Science for Geek Gift tee for women's and men's who love space and for science lovers; This... View on Amazon
Womens Rocket Scientist Rocketry Specialist Funny Nerd Geek Gift V-Neck T-Shirt – This item makes a great funny gift idea for a rocket scientist or for a science geek; Lightweight, Classic fit, Double-needle sleeve and bottom hem. View on Amazon
Rocket Science Look Easy T-Shirt – Astronauts, scientists and engineers joke that rocket science has been making everything else look easy since 1958. Check out this funny custom design on tees, shirts, mugs, cases, gifts and apparel. View on Zazzle
Youth Stand Back Science Funny Shirts Cool Humorous Nerdy T Shirts for Geeks (Red) - M – SUPERIOR DESIGN: Crazy Dog T-shirt branded tees are designed and printed in the USA. We screen print our graphic tees with state of the art equipment... View on Amazon
I Grill, I Drink, I Know - Cute Cat T-Shirt – Funny cat gift for grill nerds who love cats, cat bleps, grilling and chill out. Cute nerdy cat is grilling and having fun. Makes a great... View on Zazzle
Pluto Never Forget - Funny Science Geek T-Shirt – This Funny Geek Planet Pluto Shirt design features the Ex-Planet Pluto and the text "Pluto Never Forget 1930 - 2006" is nicely incorporated into the design.... View on Zazzle
Cute I am a Rocket Scientist T-Shirt – A fun, geek design with a picture of a little space rocket ship in red, white and blue with flames shooting out of the burners, and... View on Zazzle
English Is Important But Math Is Importanter Funny T-Shirt – English Is Important But Math Is Importanter Funny Gift View on Zazzle
Vintage, Chicken Pot Pi Day, Gift Funny, Nerd Geek T-Shirt – Chicken Pot Pie Funny Humor.Design For Hen Lovers.Funny Chicken Pot Pie.this funny pi design is sure to draw a smile.Grab this funny Chicken Pot Pi.gift for... View on Zazzle
Pew Pew Wars | Funny Sci-fi Space Star Noises Science for Geek Men Women T-Shirt-(Adult,3XL) Black – MIDWEIGHT CLOTH | These are mid-weight shirts - a bit lighter than your mass-market, thick gym class t-shirts, but substantial / not see-through. It's a nice... View on Amazon
Born On Pi Day Math Equations Sunset Gift Geek Bir T-Shirt – Born on Pi Day Math Equations Sunset Gift Geek Birthday View on Zazzle
Funny Chemistry , Shenanigans, Periodic Table Elem T-Shirt – Funny Chemistry Shirts, Get this fun "Shenanigans The Elements of Mischief" Periodic Table Spelling Humor tee, Perfect staple tshirt for professor, teacher, student, science meme lover... View on Zazzle
Chemistry Gift Funny Geeky Chemical pun T-Shirt – I think you're overreacting. Funny christmas or birthday gift for chemistry teacher or student. Ideal for geeky men and women who are science nerds who like chemical reactions and experiments. View on Zazzle
Pi Day 2021 Funny Pie Style Tees for Math Geeks T-Shirt – Pi Day 2021 Funny Pie Style Tees for Math Geeks; Lightweight, Classic fit, Double-needle sleeve and bottom hem. View on Amazon
i can speak code T-Shirt – This is the best gift for your lover who speak code, a unique design to surprise the smarty person you love. View on Zazzle
Born On Pi Day Math Equations Sunset Gift Geek Bir T-Shirt – Born on Pi Day Math Equations Sunset Gift Geek Birthday View on Zazzle
I Love Pi Funny Math Geek Tee Shirt – T-Shirt Gift for Math Students, Teachers and Math Geeks.; I Heart Love Pi Math Tee Shirt for Math Majors.; Lightweight, Classic fit, Double-needle sleeve and bottom hem. View on Amazon
Funny Science Nerd Duck Rabbit Physics Math Geek Gift T-Shirt – this funny science nerd design with a duck and rabbit is the perfect gift for math nerds, mathematicians, physicists, scientists, teachers and students.; Lightweight, Classic fit, Double-needle sleeve and bottom hem. View on Amazon
Class Of 2024 Math Geek Funny Pi 8Th Grade Graduat T-Shirt – Class of 2024 Math Geek Funny Pi 8th Grade Graduation Gift T-Shirt View on Zazzle
Go All Out Medium Maroon Adult Avoid Negativity Funny Math Geek Nerd Long Sleeve T-Shirt – Proudly printed in the USA; 5.6 oz., pre-shrunk 50/50 cotton/polyester; Advanced moisture-management performance; Double-needle stitched bottom hem and front collar. View on Amazon