Modelling or Modeling: Which Is Correct?
Updated · Which One Is Correct editorial team

Quick answer: Both modelling and modeling are correct spellings, but they belong to different varieties of English. The single L version is standard in American English, while the double L version is preferred in British, Canadian, and Australian English. Your choice depends entirely on your audience.
The Short Answer
Both spellings are correct, but modeling is the standard in American English, whereas modelling is standard in British, Canadian, and Australian English.
People often confuse them because the base word model ends with an L. When adding a suffix beginning with a vowel, English spelling rules vary by region regarding whether to double that final consonant.
Side-by-Side Comparison
| Form | Status | Use it when |
|---|---|---|
| modeling | Correct | Writing for an American audience or using US English style guides. |
| modelling | Correct | Writing for a British, Canadian, or Australian audience or using UK English style guides. |
| modeling | Preferred | Publishing in US-based scientific or business journals. |
| modelling | Preferred | Submitting work to UK-based universities or newspapers. |
Correct Example Sentences
- She spent the weekend modeling the new clay sculpture for her art class.
- The fashion show featured models modeling the latest spring collection on the runway.
- British architects prefer modelling complex structures to visualize spatial relationships clearly.
- He enjoys modeling miniature trains and creating detailed layouts in his basement.
- The software allows users to model financial data for accurate future projections.
- Canadian students learn that modelling is the accepted spelling in their textbooks.
- American designers often use computer modeling to test fabric durability before production.
- She is modeling a new hairstyle for the upcoming magazine editorial shoot.
- The team is modeling the bridge's stress points to ensure structural safety.
- UK writers consistently use the double L when writing about computer modelling.
Common Mistakes and Fixes
- The American magazine featured an article on computer modelling.
- The American magazine featured an article on computer modeling.
- The British architect showed his 3D modeling software to the client.
- The British architect showed his 3D modelling software to the client.
- She is modelling clothes for a US-based clothing brand.
- She is modeling clothes for a US-based clothing brand.
- The US scientist published a paper on climate modelling.
- The US scientist published a paper on climate modeling.
- We used the modelling tools to predict the stock market trends.
- We used the modeling tools to predict the stock market trends.
- The Canadian firm prefers British spelling, so they use modeling.
- The Canadian firm prefers British spelling, so they use modelling.
A Quick Test You Can Use
Check your target audience's location. If you are writing for readers in the United States, always use the single L. If you are writing for readers in the United Kingdom, Canada, or Australia, use the double L to align with their local conventions.
Related Word Pairs
- labor vs labour
- Use labor in American English and labour in British English.
- color vs colour
- Use color in American English and colour in British English.
- center vs centre
- Use center in American English and centre in British English.
- organize vs organise
- Use organize in American English and organise in British English.
- traveling vs travelling
- Use traveling in American English and travelling in British English.
More Example Sentences
- The graphic designer spent hours modeling the character's facial expressions for the animation.
- She found joy in modeling complex data sets to uncover hidden patterns in consumer behavior.
- The software update improved the speed of 3D modeling for professional architects.
- He decided to start modeling his financial portfolio to better understand risk management.
- The art class focused on clay modeling techniques to help students grasp three-dimensional form.
- Weather forecasting relies heavily on atmospheric modeling to predict storm trajectories.
- The company hired a specialist to handle the structural modeling of the new skyscraper.
- She enjoyed modeling her business growth strategies to prepare for the investor pitch.
- The engineer used advanced modeling software to simulate traffic flow in the city center.
- Fashion students practiced modeling garments to understand how fabric drapes on the body.
Quick Practice
The architect prefers with the latest software to visualize building designs.
modeling
In the United States, the standard spelling for this activity is .
modeling
She spent the afternoon a new sculpture for her portfolio.
modeling
The team is the economic trends to forecast next quarter's sales.
modeling
American textbooks teach the spelling for the gerund form.
modeling
He is interested in miniature buildings for his hobby collection.
modeling
Frequently Asked Questions
Is modeling spelled with one L or two Ls in the US?
In the United States, the correct spelling is modeling with a single L. This follows standard American English conventions for verbs ending in consonant-vowel-consonant patterns.
Why do British English speakers use modelling?
British English follows a rule that doubles the final consonant when adding a suffix starting with a vowel. Since model ends in L, it becomes modelling to maintain the short vowel sound.
Can I use both spellings in the same document?
No, you should maintain consistency throughout your document. Mixing modeling and modelling can look unprofessional. Choose the version that matches your specific audience's regional expectations.
Does the spelling change for the noun model?
No, the noun model is spelled the same way in all English-speaking regions. The spelling difference only appears when the word is used as a verb, such as in modeling or modelling.





