👤 Grammar · Pronouns
Possessives: My, Mine & Whose
Untangle three little ownership words — when each one stands alone, when each needs a noun, and how to never mix up whose and who’s.
Grammar › Pronouns › Possessives: My, Mine & Whose
The rule in one sentenceUse my directly before a noun (my favourite scene in Old Yeller), use mine alone with no noun after it (that Blu-ray of Explorers is mine), and use whose to ask or state who something belongs to (whose idea was the Time Bandits and The Ice Storm double feature?).
What’s the difference?
All three words point to ownership, but they behave completely differently in a sentence. My is a possessive adjective — it can never stand alone, it always sits directly in front of a noun: my ticket, my seat, my favourite scene in Because of Winn-Dixie.
Mine is a possessive pronoun — it replaces “my + noun” entirely and stands completely alone, usually at the end of a sentence or after “be”: Is that copy of Flight of the Navigator yours or mine? You would never say “mine ticket” — the noun has already disappeared into the word itself.
Whose is different again: it’s the question word (and sometimes relative pronoun) for ownership. As a question word it starts a sentence and is followed by a noun or stands alone: Whose scarf is that — is it from the Tsai Ming-liang retrospective? As a relative pronoun it connects a noun to information about who owns something, mid-sentence: Sense and Sensibility (1995) is a film whose script won an Academy Award.
🎬 Compare: “Is this my Blu-ray of The Goonies or yours?” (my needs the noun “Blu-ray”; yours stands alone) vs. “Actually, I think it’s mine.” (mine replaces “my Blu-ray” completely).
Same ownership, three different jobs: adjective before a noun, pronoun standing alone, and — separately — a question word asking who owns something.
A useful memory trick: if a noun comes right after the word, it’s almost certainly my. If nothing follows and the sentence still makes sense, it’s mine. And if the sentence is a question about ownership — or you’re describing whose film something is — reach for whose.
How to build it
My — always before a noun
My favourite scene in Bridge to Terabithia is the treehouse sequence.
Have you seen my ticket for the Nanny McPhee premiere anywhere?
Mine — always alone
This copy of The BFG is mine.
A friend of mine works at the cinema that premiered Ella Enchanted.
after “of”, English uses mine, never “of my”Whose — asking or naming an owner
Whose jacket is that — is it from the Hook premiere gift bag?
Garry Marshall is a director whose vision shaped The Princess Diaries completely.
relative use — connects a noun to its owner mid-sentenceWhen to use which
My or mine?
- Noun right after it → my: Where is my Vive L’Amour poster?
- Nothing after it, sentence complete → mine: That Vive L’Amour poster is mine.
- After “of” → always mine: He’s a fan of mine is wrong — say a friend of mine loves the Marvel films.
- Emphasis with “own” → my: I have my own theory about the All of Us Strangers ending.
When to use whose
- Direct questions about ownership: Whose idea was the Time Bandits and The Ice Storm double feature?
- Before a noun, asking or stating: I don’t know whose car we’re taking to see Willow.
- Relative clauses describing people or things: Nick Park is a director whose films are famous worldwide.
- Never confuse with “who’s”: Whose shows possession; who’s is short for “who is” or “who has”.
Signal words & patterns
These short patterns almost always signal one of the three words.
Visual guide
Teacher Teddy’s illustrated guide to this rule is being drawn — the full swipe-through infographic will appear here soon.
Common mistakes
❌ This DVD of The River (1997) is mine copy.
✅ This DVD of The River (1997) is my copy. / This DVD of The River (1997) is mine.
Mine already means “my + noun” — you can never put a noun straight after it.
❌ Who’s popcorn is this — is it from the Brave screening?
✅ Whose popcorn is this — is it from the Brave screening?
“Who’s” means “who is” — the possessive question word is always spelled “whose”, with no apostrophe.
❌ A friend of my works at the cinema that shows every Studio Ghibli film.
✅ A friend of mine works at the cinema that shows every Studio Ghibli film.
After the preposition “of”, English always uses mine, never my.
Exceptions & tricky cases
1. “Whose” for things, not just people. Unlike some languages, English happily uses whose for objects and films too: May December is a film whose ending still divides audiences.
2. “My own” for emphasis. Adding “own” after my strengthens the ownership: I have my own opinion of Eat Drink Man Woman’s final scene — you can never do this with mine (“mine own” is archaic, found only in old texts like Shakespeare).
3. Indirect questions keep the same word order. After phrases like “I don’t know” or “Can you tell me”, whose stays before the noun, unlike some question structures: I don’t know whose tickets these are for the Return to Oz screening.
4. “Mine” can start a sentence. Because mine is a full pronoun, it can be the subject: Mine was the last ticket left for the sold-out Edward Yang retrospective screening. “My” can never do this on its own.
Practice: choose my, mine or whose
Eight quick questions. Pick the answer you’d actually say — you get the explanation either way.
1. Is this ___ seat, next to the aisle, for the What Time Is It There? screening?
A noun (“seat”) follows immediately → my.
2. That copy of Stand by Me on the shelf is ___.
Nothing follows, the sentence is complete → mine.
3. ___ jacket is this — did someone leave it after the James and the Giant Peach screening?
Asking about ownership, followed by a noun → whose, never who’s.
4. A colleague of ___ reviewed the new Fantastic Mr Fox film before I did.
After the preposition “of”, English always uses mine.
5. I forgot ___ password for the streaming app before watching Charlotte’s Web.
A noun (“password”) follows immediately → my.
6. Brad Bird is a director ___ films are loved worldwide.
Possession, connecting the director to his films → whose, not who’s.
7. I don’t know ___ turn it is to choose the film tonight — Peter Pan or Hugo.
Asking about ownership of a turn → whose.
8. That Hou Hsiao-hsien retrospective poster isn’t yours — it’s ___.
Nothing follows, standing alone at the end of the sentence → mine.
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