Bubbles
Cute · Unisex
A playful name inspired by the bubbles and movement of aquarium life.
Pet fish name ideas
Fish Names: 300+ Cute, Funny & Unique Names for Pet Fish
Looking for the perfect name for your aquarium fish? Browse pet fish names by style, gender, fish type and color, from cute and funny ideas to names for bettas, goldfish and koi.
These are nicknames for aquarium pets. If you want actual fish species, try the Random Fish Generator.
Browse 361 pet fish names.
A good place to start
Best Pet Fish Names
Start with broad, aquarium-friendly names that work for bettas, goldfish, koi, tropical fish and saltwater pets.
Goldie
Cute · Female
A simple color-inspired classic, especially fitting for a golden or orange fish.
Finley
Classic · Male
A friendly given name that still nods to fins, without turning into a pun overload.
Mochi
Cute · Unisex
Inspired by the soft Japanese rice cake; a cute choice for a rounded or gentle-looking fish.
Neptune
Cool · Male
A bold choice for a dramatic-looking betta or a showpiece saltwater fish.
Origin: Named after the Roman god of the sea.
Pepper
Classic · Unisex
A short, spicy nickname that suits a small fish with a lot of attitude.
Blue
Short · Unisex
The most direct color name you can give a blue betta, gourami, or guppy.
Nori
Cute · Unisex
A salty, compact food name that feels at home in an aquarium.
Meaning: The dried seaweed sheet used in sushi.
Sunny
Cute · Unisex
A warm, everyday name for a bright yellow, gold, or orange fish.
Splash
Cute · Unisex
An easy action name for a fish that darts, jumps, or stirs the surface.
Pearl
Classic · Female
A gemstone-inspired name that fits white or silver fish particularly well.
Meaning: The gemstone formed inside oysters.
Coral
Nature · Female
A colorful ocean-inspired name, suitable for bright tropical or saltwater fish.
Meaning: The living reef structure itself.
Coco
Cute · Female
A soft, two-syllable nickname that works on brown, tan, or coconut-colored fish.
Bean
Cute · Unisex
A tiny, affectionate name for a small, round, or shy aquarium pet.
Finn
Short · Male
A short pun on fins that still sounds like a real given name.
Meaning: A play on a fish's fins.
Origin: Also the Irish name Fionn, meaning 'fair'.
Mango
Cute · Unisex
A juicy food name for orange, gold, or yellow fish, especially goldfish.
Nemo
Classic · Male
A pop-culture classic for orange-and-white saltwater or tropical fish.
Origin: Best known from the clownfish in Finding Nemo.
Azure
Unique · Unisex
A refined color name for vivid blue bettas and saltwater fish.
Meaning: A word for clear sky blue, historically tied to lapis lazuli.
Sapphire
Cool · Female
Made for a fish whose blue is the first thing you notice.
Meaning: The deep-blue gemstone; the English word comes from Greek sappheiros.
Marina
Classic · Female
An elegant ocean name that suits graceful, long-finned, or saltwater fish.
Comet
Cool · Unisex
A lively celestial name that also happens to be the name of a goldfish variety.
Meaning: Also the name of a long-tailed single-tail goldfish variety.
Pebble
Cute · Unisex
A small, grounded name for a round fish that hugs the bottom or gravel.
Opal
Unique · Female
A shifting gemstone name for iridescent, pale, or multicolor scales.
Kiko
Unique · Unisex
A bright, compact name that sits well on koi and other pond fish.
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Tap the heart on any name to keep a shortlist on this device.
How We Choose Pet Fish Names
This list has 361 name ideas for aquarium pets. You can browse by the kind of fish, the feel of the name — cute, funny, unique — boy or girl names, and color.
We include familiar choices such as Bubbles, Goldie, and Finn, alongside more unusual names inspired by gemstones, mythology, food, nature, and the ocean.
Search for a name you like, narrow the list to fit your fish, and heart a few favorites to keep on this device. These are nicknames for pet fish, not the names of fish species. If you want real species instead, use the Random Fish Generator.
To choose a name, start with something you can easily recognize about your fish, such as its color, fin shape, or swimming behavior. Then compare a few names you enjoy saying. For bettas, bold color-inspired names can work well; for goldfish, warm or playful names are common choices.
Funny Fish Names
Silly, punny and food-inspired names for a fish with big personality.
Nemo · Sushi · Bluey · Denim · Puddle · Tangerine · Bumble · Lemon · Lemonade · Nacho
Cute Fish Names
Soft, small, colorful and playful names for friendly aquarium fish, tiny bettas, bright goldfish and sweet community-tank pets.
Bubbles · Goldie · Mochi · Coral · Mango · Pearl · Sky · Bluey · Aqua · Splash · Puddle · Icy · Misty · Rain
Male Fish Names
Boy fish names and male-leaning pet fish ideas, from classic names to bold color names for bettas, koi and goldfish.
Nemo · Neptune · Finn · Cobalt · Tide · Navy · Jet · Frost · Caspian · Nacho · Cheddar · Cheeto
Female Fish Names
Girl fish names with cute, elegant, colorful and nature-inspired options for female bettas, goldfish, koi and tropical fish.
Goldie · Coral · Pearl · Sapphire · Marine · Aqua · Brook · Misty · Rain · Breeze · Dewdrop · Amber
Unique Fish Names
Less obvious names for pet fish, including gemstone, mythology, nature and color ideas that go beyond Nemo, Bubbles and Goldie.
Neptune · Azure · Sapphire · Indigo · Cobalt · Lagoon · Cyan · Denim · Rio · Delta · Caspian · Nile · Echo · Zephyr
Betta Fish Names
Names for vivid, dramatic bettas with bold colors and flowing fins.
Bubbles · Neptune · Mochi · Finn · Mango · Sushi · Azure · Sapphire · Sky · Indigo
Goldfish Names
Warm, bright and classic names that fit orange, gold and white goldfish.
Bubbles · Goldie · Mochi · Finn · Mango · Pearl · Bluey · Blue · River · Brook
Koi Fish Names
Elegant koi names with Japanese, color, garden and pond-inspired energy.
Goldie · Finn · Pearl · Sushi · River · Misty · Rain · Caspian · Dewdrop · Sunny · Butterscotch · Caramel
Fish Names by Color
Color is often the fastest way to name a pet fish. Try blue, red, orange, gold, black, white, yellow and multicolor ideas before you decide.
Blue Fish Names
Classic for blue bettas, gouramis, and any fish with a king-blue sheen.
Bubbles · Neptune · Azure · Sapphire · Sky · Indigo · Cobalt · Bluey · Marine · Aqua
Red Fish Names
Made for red bettas, cherry barbs, and fish with one bold red patch.
Paprika · Fireball · Blaze · Ember · Turbo · Sakura · Hana · Kohaku · Ruby · Scarlet
Orange / Gold Fish Names
The default palette for goldfish and koi, from deep orange to pale gold.
Goldie · Nemo · Mochi · Coral · Mango · Amber · Sunny · Honey · Butterscotch · Caramel
Black Fish Names
Fits black moors, black bettas, and dark fish that glide like shadows.
Jet · Storm · Bumble · Nori · Nutmeg · Brownie · Rocky · Pepper · Ladybug · Onyx
White / Silver Fish Names
Suits platinum-white bettas, silver-scaled tetras, and pale koi.
Nemo · Mochi · Pearl · Frost · Icy · Misty · Miso · Sakura · Momo · Hana
Yellow Fish Names
Bright picks for yellow comet goldfish, yellow guppies, and lemon-colored bettas.
Mango · Sunny · Honey · Sunshine · Buttercup · Bumble · Lemon · Lemonade · Nacho · Citrine
Multicolor Fish Names
For calico goldfish, patterned koi, and fish that look hand-painted.
Bubbles · Rio · Nishiki · Ariel · Sundae · Shelly · Meadow · Rainbow · Confetti · Picasso
Food-Inspired Fish Names
Food names are easy, memorable and funny on a tiny aquarium pet.
Mochi · Mango · Sushi · Honey · Butterscotch · Caramel · Peach · Pumpkin · Tangerine · Lemon
Cool & Ocean-Inspired Fish Names
Sleek names for blue fish, saltwater tanks, bold bettas and aquarium pets with a calmer ocean vibe.
Bubbles · Neptune · Coral · Pearl · Azure · Sapphire · Indigo · Cobalt · Marine · Aqua
Fish Names with Meanings
Some of these names come from a gemstone, a sea god, a koi variety, or a simple word you can explain. The last column is a suggestion for when that name might suit a pet fish.
| Name | Meaning | Origin | Naming inspiration |
|---|---|---|---|
| Pearl | The gemstone formed inside oysters. | — | A gemstone-inspired name that fits white or silver fish particularly well. |
| Coral | The living reef structure itself. | — | A colorful ocean-inspired name, suitable for bright tropical or saltwater fish. |
| Neptune | — | Named after the Roman god of the sea. | A bold choice for a dramatic-looking betta or a showpiece saltwater fish. |
| Sapphire | The deep-blue gemstone; the English word comes from Greek sappheiros. | — | Made for a fish whose blue is the first thing you notice. |
| Ruby | The red gemstone. | From Latin rubeus, 'red'. | The standard gemstone name for bright red bettas and cherry-colored fish. |
| Onyx | The black banded gemstone. | — | Suits solid black bettas and dark-scaled fish. |
| Amber | Fossilized tree resin with a warm orange-gold glow. | — | Ideal for goldfish and orange koi. |
| Topaz | A golden gemstone, often used as a November birthstone. | — | A shimmering pick for yellow-gold fish. |
| Azure | A word for clear sky blue, historically tied to lapis lazuli. | — | A refined color name for vivid blue bettas and saltwater fish. |
| Indigo | The deep blue dye and the color named after it. | — | A strong pick for dark blue bettas and tropical fish. |
| Aqua | Water. | Latin for 'water'. | The most literal water name, easy on blue or pale tropical fish. |
| Luna | Moon. | Latin for 'moon'. | Pretty on pale, silvery, or night-colored fish. |
| Aurelia | Golden. | From Latin aureus, 'golden'. | An elegant name for golden koi and fancy goldfish. |
| Finn | A play on a fish's fins. | Also the Irish name Fionn, meaning 'fair'. | A short pun on fins that still sounds like a real given name. |
| Comet | Also the name of a long-tailed single-tail goldfish variety. | — | A lively celestial name that also happens to be the name of a goldfish variety. |
| Sakura | Japanese for cherry blossom. | — | A graceful choice for pink, pale, or white-and-red fish, including koi. |
| Kohaku | The classic koi variety: white skin with red markings. | — | Best for a white-and-red koi, since Kohaku is also the name of that pattern. |
| Nishiki | Japanese for 'brocade'; the nishiki in nishikigoi, ornamental koi. | — | A patterned, textile-inspired name for koi with rich markings. |
| Nori | The dried seaweed sheet used in sushi. | — | A salty, compact food name that feels at home in an aquarium. |
| Miso | The savory Japanese soybean paste, often warm and golden. | — | A cozy food name for gold or orange fish. |
| Zephyr | A gentle wind. | From Zephyrus, the Greek west wind. | A light, airy name for a fast or long-finned betta. |
| Eclipse | When one body hides another in the sky. | — | Striking on a solid black fish. |
How to Choose a Name for Your Fish
- Start with color. Blue fish suit names like Azure and Sapphire; orange or gold fish suit Mango, Sunny and Goldie.
- Match the fish type. Bold, flowing-finned bettas carry dramatic names like Neptune, Blaze or Onyx, while round, cheerful goldfish suit friendlier picks like Goldie, Mochi or Bob.
- Watch the personality. A bold betta may fit Neptune or Blaze, while a shy goldfish may feel more like Mochi or Pearl.
- Keep it short. One or two syllables is easiest to remember at feeding time.
- Pick a meaning you can explain. Names like Pearl, Comet and Sakura each carry a one-sentence story, which makes the final choice feel deliberate.
- These are pet names. Bubbles and Goldie are nicknames for aquarium fish, not the names of fish species.
Try the Fish Name Generator
Want names picked for you? The generator gives 10 ideas at a time. You can choose fish type, gender, color, and style.
Open Fish Name GeneratorFish Names FAQ
What are good names for pet fish?
Good pet fish names are short, easy to say, and matched to the fish's color or personality. Bubbles, Goldie, Finn, Mochi, Pearl, Neptune, Blue, Nori, Sunny, and Coral all work well for aquarium fish.
What are cute fish names?
Cute fish names often feel small, soft, colorful, or food-inspired. Try Mochi, Bubbles, Mango, Jellybean, Peach, Bean, Sunny, Pearl, Poppy, or Dandelion for a gentle pet fish name.
What are funny fish names?
Funny fish names usually use puns, food names, or playful pop-culture nods. Sushi, Gillbert, Bob, Pickle, Nacho, Cheeto, Cheddar, Ketchup, and Waffle are all easy funny picks.
What are good male and female fish names?
Good male fish names include Finn, Neptune, Cobalt, Oscar, Leo, Rocky, and Milo. Good female fish names include Goldie, Pearl, Coral, Ruby, Rosie, Cleo, Luna, and Sakura. If you are not sure, choose a unisex name like Blue or Bubbles.
What are good names for betta or goldfish?
For bettas, choose bold color names like Azure, Sapphire, Blaze, Onyx, or Neptune. For goldfish, warm and classic names like Goldie, Sunny, Mango, Comet, Pumpkin, and Pearl are natural fits.
How do I choose a name for my fish?
Start with your fish's most obvious trait: color, fin shape, swimming style, or attitude. Keep the name short enough to say every day, test two or three favorites out loud, and choose the one that still makes you smile.
What is the difference between fish names and fish species names?
Fish names on this page are nicknames for aquarium pets, such as Bubbles, Goldie, and Neptune. Fish species names identify actual types of fish, such as bettas, guppies, and goldfish. If you want to discover real fish species, use our Random Fish Generator.