100 Creative and Fun Crab Names for Your Pet Crustacean Discover the best names for hermit crabs, fiddler crabs, and other cute crustaceans. By Lianne McLeod, DVM Lianne McLeod, DVM Lianne McLeod, DVM, is a small animal and exotic pet expert with over a decade of experience writing about veterinary care. After caring for animals in her veterinarian practice, Lianne went on to study biology and research water quality and chronic disease at the University of Saskatchewan. Learn more about The Spruce Pets' Editorial Process Updated on 06/11/25 Credit: dmf87 / Getty Images In This Article Expand Tips for Naming Your Crab Naming Tips Girl Names Boy Names Pop Culture Crab Names Unique Names Funny Names A to Z Names Key Takeaways Hermit crabs can live up to 30 years, so choosing a classic name that stands the test of time is recommended.Fiddler crabs have a shorter lifespan of about 2 years, allowing for more trendy names.Observing your pet crab's personality before naming it can lead to a name that truly fits its character. Make sure to choose a name for your crab that will stay relevant over time. Some crab species can live for many years. To help you in choosing, we've gathered 100 names male, female, silly, and unique�to match the personality of your crab. 10 Best Exotic Pets for Small Spaces Tips for Naming Your Crab Hermit crabs and fiddler crabs, as detailed in the links, are popular pet choices. Hermit crabs can live up to 30 years, so choose a name that remains appealing long-term. Fiddler crabs, with a 2-year lifespan, can carry trendy names without issue. Top Crab names Many popular crab names might seem obvious, but they often match the defining traits of your pet. BaitClaudeClawdiaClawsClawrenceClawsomeCrabcakeCrustopherCrustyGrouchoPincherRed LobsterShelbyShelldonShellySnappy 9 Top Marine Hermit Crabs for Reef Tanks Fun Fact Many people are not aware that hermit crabs are not crabs. They are similar to true crabs in that they are decapod crustaceans, but they do not make their external hard shell. To protect their soft body, they must find a discarded shell to inhabit. Girl Crab Names Identifying the gender of a hermit crab can be challenging. If a crab extends outside its shell often (which is rare), look for two dots on the back pair of legs, indicating a female. Consider these options for feminine crab names. AbbyAngelicaAphroditeBlondieBrittanyCarolinaCherryClaudiaCocoCoralGabbyHeidiHermiliaHermioneHydraJadeMarinaMollySandyZoe Boy Crab Names Male fiddler crabs are easily identified by their significantly larger claw. If you want to emphasize masculine traits, these male crab names fit the bill. ApolloArnoldBilly Bob JoeBlazeBobBruceBrutusBuddyBurtChuckClaudeDudleyElmoElvisHaroldHenryHerbertHermanKermitNigel Pop Culture Crab Names For a fun crab name, consider pop culture, literature, or movies. Sebastian from Disney's The Little Mermaid is a popular choice, while Edward Scissorhands offers a humorous touch. ArielBubba GumpCancerCaptain AhabCaptain HookCharmanderDoryEdward ScissorhandsJack SparrowKrakenMr. KrabsMr. LimpettNemoPoseidonQuasimodoSeabiscuitSebastianSpongeBobSquirtleTamatoa Unique Crab Names Your crab's unique traits, such as its mannerisms or behavior, can inspire its name. Whether it hides in its shell or frequently digs, these actions can guide you to a unique name. BashfulBubblesCopperCrabbyCrabby McCrabfaceCrabetteCrabinaCrabmeisterDiggerHeidiNipperPinchyPoopsieRecluseSaltySandy ClawsScuttleSidewaysSnappleSnappySquirt Funny Crab Names If your crab is cantankerous, names like Grumpy, Peeves, or Prickle may fit. Consider pun-based names like Lenny Krabitz or those referring to its shell for added humor. BackhoeBackspaceBig MacBiggieBubblesCaptain ClawCrabcakeGrumpyKing KrabLenny KrabitzLeonardo DaPinchyPeevesPenny PincherPrickleRockySashimiSeamoreShellsterSir Pinch-a-LotSushi A to Z Crab Names A–B AbbyAngelicaAphroditeApolloArielArnoldBackhoeBackspaceBaitBashfulBig MacBiggieBilly Bob JoeBlazeBlondieBobBrittanyBruceBrutusBubba GumpBubblesBuddyBurt C CancerCaptain AhabCaptain HookCarolinaCharmanderCherryChuckClaudeClawdiaClawrenceClawsClawsomeCocoCopperCoralCrabbyCrabcakeCrabetteCrabinaCrabmeisterCrustopherCrusty D–H DiggerDoryDudleyEdward ScissorhandsElmoElvisGabbyGrouchoGrumpyHaroldHeidiHenryHerbertHermanHermiliaHermioneHydra J–N Jack SparrowJadeKermitKrakenLenny KrabitzLeonardo DaPinchyMarinaMollyMr. KrabsMr. LimpettNemoNigelNipper P–R PeevesPenny PincherPincerPinchyPoopsiePoseidonPrickleQuasimodoRecluseRed LobsterRocky S–Z SaltySandySashimiScuttleSeabiscuitSeamoreSebastianShelbyShelldonShellySidewaysSir Pinch-a-LotSnappySpongeBobSquirtSquirtleSushiTamatoaZoe Explore more: Small Pets Exotic Pets Exotic Pet Names