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...

It's Not Rocket Science T-Shirt – Funny Black and White Typography T-Shirt with the text: It's not rocket science (unless what you're doing is launching rockets). This shirt is the perfect gift for all your geeky friends View on Zazzle
May The (F=mdv/dt) Be with You | Funny Physics Science Unisex T-Shirt-Adult,XL 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
Funny Math Science Nerd Teacher Gift Idea Birthday T-Shirt – Cool and funny birthday or christmas gift idea for all Men, Women, Kids and Nerds who are interested in Science, Maths, Chemistry, Biology or Physics.; Great... View on Amazon
Ancient Egypt Egyptian Sphinx Planets Outer Space T-Shirt – An awesome design for Science Day and if you love space exploration, outer space, space science, rocket ships and astronomy for nerds, geeks, space scientists, astronauts and astronomer! View on Zazzle
NASA Actually It Is Rocket Science T-Shirt – Officially Licensed NASA T-Shirt; 14NASA024; Lightweight, Classic fit, Double-needle sleeve and bottom hem. View on Amazon
STAR WARS Darth Vader Choking Hazard Empire Funny Humor Pun Mens Adult Graphic Tee T-Shirt Apparel (Black, Medium) – Poly/Cotton SOFT TOUCH Blend, HIGHER THREAD COUNT, PREMIUM CHARCOAL HEATHER, 100% Quality Cotton Black, Men's Adult Sizes, Black color also available in TALL sizes; Officially Licensed by Star Wars. View on Amazon
ROCKET SCIENTIST Blue Outer Space Ship Funny Quote T-Shirt – ROCKET SCIENTIST Blue Retro Rocket Ship Men's T-shirt. All text can be customized. This vintage blue retro rocketship is blasting off into outer space. Fun shirt... View on Zazzle
Pi Spiral Novelty Math Geek 3.14 Pi Day T-Shirt – Celebrate Pi Day in style on March 14th. Fun nerdy geeky math pi day gift for math majors, math teachers, science nerds, math geeks, math club... View on Amazon
Mathletic Funny Pi Math 3.14 Nerd Geek Number Humor Calculus Graphic Tee Pun Men's Adult T-Shirt (Large) Navy Blue – Printed in the USA. 100% Cotton. Mens Adult Sizes, Navy Blue. Tearaway label.; Machine washable: Machine wash warm inside out with like colors. Tumble dry medium.. View on Amazon
Marvel Ultimate Periodic Table Of Elements Graphic T-Shirt T-Shirt – Officially Licensed Marvel Apparel; 18MARV00081A; Lightweight, Classic fit, Double-needle sleeve and bottom hem. View on Amazon
4 out of 3 People Struggle with Math T-shirt – Great T-shirt or gift idea for the mathematically gifted or challenged, geeks and those who hate math alike.; Yes, 4 out of 3 people really do... View on Amazon
Funny Rocket Scientist T-Shirt – Actually, I am a Rocket Scientist. View on Zazzle
Calculus Actually Its Rocket Science Funny Math T-Shirt – Funny Math science school nerd t-shirt for any young math genius or geek with a good sense of humor. The funny saying is "Calculus - Actually... View on Zazzle
I'm a Rocket Scientist Funny Rocket Science T-shirt – Perfect Tshirt for fans of astronomy, space, rockets, rocketry, model rockets, spaceships, mathematicians, algebra lovers, calculus lovers, math lovers, and math educators. You can never truly... View on Amazon
False Pun - Funny Computer Science Programmer T-Shirt – False Pun - Funny Computer Science Programmer computer, geek, programming, funny, programmer, computers, nerd, coding, laptop, tech, cute, cool, trendy, technology, code, trending, engineering, macbook, software,... View on Zazzle
Humorous Rocket Scientist T-Shirt – Funny design with retro rocket ship for scientist. View on Zazzle
Blue Retro Rocket Ship Simple Modern Outer Space T-Shirt – Blue and White Retro Rocket Ship Cartoon Design Kids Short Sleeve Tshirt.This vintage blue retro rocketship is blasting off into outer space. Cartoon design is great... View on Zazzle
Einstein's Field Equation Science and Math Geeks T Shirts – Einstein's field equation t shirts, these cool science and math t shirts will be a perfect gift for who love numbers, great for scientific researchers, mathematicians,... 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
Math Equation Cool Quadratic Formula Geek Nerd Math gift T-Shirt – Math Equation Cool Quadratic Formula Geek Nerd Math gift for math lovers; Lightweight, Classic fit, Double-needle sleeve and bottom hem. View on Amazon
SCIENCE IT'S LIKE MAGIC BUT REAL GEEK SCIENTIST T-Shirt – This funny Science Quote Design is for you or a perfect gift for your science teacher or professor mom, dad, aunt, uncle, son or daughter if... View on Amazon
Star Wars Men's Words of Wisdom T-Shirt, BLACK, 4X-LARGE – Transport yourself to a galaxy far away with a cool new Star Wars graphics shirt featuring Darth Vader, luke sky walker, yoda, Chewbacca, princess Leia, and... View on Amazon
Programming - Computer Science Programmer T-Shirt – Programming - Computer Science Programmer computer, geek, programming, funny, programmer, computers, nerd, coding, laptop, tech, cute, cool, trendy, technology, code, trending, engineering, macbook, software, coder, hacker,... View on Zazzle
Programming - Computer Science Programmer T-Shirt – Programming - Computer Science Programmer computer, geek, programming, funny, programmer, computers, nerd, coding, laptop, tech, cute, cool, trendy, technology, code, trending, engineering, macbook, software, coder, hacker,... View on Zazzle
Rocket Science T-Shirt – For those times when you hear that most annoying of phrases "It's not rocket science, ya know!?" Point to the shirt View on Zazzle
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
Marvel Avengers and Guardians of the Galaxy Christmas Tree T-Shirt – Official Marvel Merchandise for Holiday; Avengers Holiday Tee Shirt for Men, Women, Boys, and Girls; Lightweight, Classic fit, Double-needle sleeve and bottom hem. View on Amazon
Boo Halloween Geek Calculator Cal Math T-Shirt – Boo Halloween Geek Calculator Cal Math Teacher View on Zazzle
Daddy By Day Gamer By Night Funny Dad Jokes Gaming T-Shirt – Daddy By Day Gamer By Night, funny retro Gamer Dad outfit with humor saying, Whether you are a PC or console gamer, share your love of... View on Zazzle
Come to the Math Side We Have Pi Funny Mathematics Geek Nerd T-Shirt – Come to the math side; we have pi - funny math design makes an excellent gift for mathematics geek or nerd.; This mathematician design is excellent... View on Amazon
Daddy By Day Gamer By Night Funny Dad Jokes Gaming T-Shirt – Daddy By Day Gamer By Night, funny retro Gamer Dad outfit with humor saying, Whether you are a PC or console gamer, share your love of... View on Zazzle
Software Engineer Developer Job Computer Science T-Shirt – Software Engineer Developer Job Computer Science computer, geek, programming, funny, programmer, computers, nerd, coding, laptop, tech, cute, cool, trendy, technology, code, trending, engineering, macbook, software, coder,... View on Zazzle
Data Statistic Collection Math Computer Science T-Shirt – Data Statistic Collection Math Computer Science computer, geek, programming, funny, programmer, computers, nerd, coding, laptop, tech, cute, cool, trendy, technology, code, trending, engineering, macbook, software, coder,... View on Zazzle
Funny Math Geek Shirt-15th Birthday 15 Years Old Boys, Girls – This math pun tee top is perfect for math students, math tutors or teens boy, girl, friend who like algebra, mathematics, science joke to wear daily;... View on Amazon
What Part Of Don't You Understand | Funny Math Teacher Gift T-Shirt – Calling all mathematicians and arithmeticians students, teachers and professors; have this complex engineering art and be a proud mechanical engineer! Men, women, dads and moms who... View on Amazon
STAR WARS Darth Vader Leadership Motivational Poster Mens T-Shirt (Extra Large, Black) – Officially licensed Star Wars Darth Vader T-shirt; Standard Adult Men's sizes and Fit; Increase your office synergy or impress your boss on the next casual Friday with this Motivational Darth Vader t-shirt!. View on Amazon