How to Use Potato Plural (Potatoes, Potatos?)

August 6, 2025

5 min read

By Yash, D

Singular nouns that end in -o normally take on s or es as a plural, like potato/potatoes (and tomato/tomatoes).

Plural Nouns

How to Use Potato Plural (Potatoes, Potatos?)

What’s the plural of “potato”?

👍🏼Usage Note

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We ordered a large bowl of mashed potatoes.

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The table listed several nouns ending in -o that form plurals with -es or -s.

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He peeled three potato for dinner.

✗
We need to buy two tomatoe for the sauce.

The plural of potato is potatoes. Like the tomato, both have Spanish origin and end in –o. Likewise, both tomato and potato adheres to the regular plural noun rule in English by adding an -es/-s to denote a plural.

What are potatoes? Are potatoes a fruit or a vegetable?

Potato is defined in the dictionary as:

A round vegetable that grows underground and has white flesh with light brown, red, or pink skin, or the plant on which these grow: boiled/roasted/fried potatoes, mashed potato/mashed potatoes.

💡Study Tip

The plural of “potato” is “potatoes,” visualize a pile of potatoes, associating the -es ending with the plural image.

Nouns that end in –o

See the following nouns that end in –o and add -s/-es to show plurality:

Singular Noun	Plural Form(s)
tomato	tomatoes
buffalo	buffaloes or buffalos
potato	potatoes
hero	heroes
volcano	volcanos or volcanoes

Potato/potatoes, used in sentences

Noun: potato	Example sentences
potato (singular)	She rinsed a potato and dropped it in the kettle. We are settled in our couch potato ways. She threw the potato into a pan and eyed Carmen reflectively.
potatoes (plural)	Serve with small cubes of roast potatoes and a green salad. Katie placed a bowl of mashed potatoes on the table and paused, hands on her hips as she gave Carmen an exasperated look. Eat jacket or boiled potatoes rather than fried or roast.

Noun: potato

Example sentences

potato (singular)

She rinsed a potato and dropped it in the kettle.

We are settled in our couch potato ways.

She threw the potato into a pan and eyed Carmen reflectively.

potatoes (plural)

Serve with small cubes of roast potatoes and a green salad.

Katie placed a bowl of mashed potatoes on the table and paused, hands on her hips as she gave Carmen an exasperated look.

Eat jacket or boiled potatoes rather than fried or roast.

Practice: Forms of “Potato”

FAQs

What is the plural of potato?
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According to the post, the plural of “potato” is “potatoes”. This follows the regular English rule of adding -es or -s to form the plural of nouns ending in -o like this word.

How do you make potato plural?
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Like “tomato,” “potato” ends in -o and forms its plural by adding “-es”. The post notes this is the regular plural noun rule for such words in English, adding -es or -s.

How is “potatoes” used?
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The post shows “potatoes” in phrases like “mashed potatoes,” “roast potatoes,” and “boiled potatoes.” It highlights that using the singular form like “three potato” is incorrect usage.

Does tomato pluralize like potato?
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Yes, the post states that both “potato” and “tomato” have Spanish origin, end in -o, and follow the regular rule by adding “-es” to form their plurals (“tomatoes”).

Can potato be singular?
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Yes, “potato” is used in its singular form when referring to one instance, such as “She rinsed a potato” or in compound phrases mentioned like “potato salad” or “potato starch”.

Sources

Definition of potato.

Yash, D. "How to Use Potato Plural (Potatoes, Potatos?)." Grammarflex, Aug 24, 2025, https://grammarflex.com/potato-plural/.

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