Aunque is the single most useful concessive conjunction in Spanish, and it is also one of the very few cases where Spanish lets the speaker choose between indicative and subjunctive — with a real semantic difference. Aunque llueva, iré means "even if it rains, I'll go" (hypothetical). Aunque llueve, iré means "although it's raining, I'll go" (factual). The choice is doing serious work, and getting it wrong shifts the meaning rather than just sounding odd.
The core distinction
Spanish aunque covers two English conjunctions:
- "although" — introduces a known fact that runs against expectation
- "even if" — introduces a hypothetical or unverified circumstance
The mood disambiguates them:
- Aunque
- indicative
- Aunque
- subjunctive
Aunque llueve, voy a salir.
Although it's raining, I'm going out. (it is in fact raining)
Aunque llueva, voy a salir.
Even if it rains, I'm going out. (it may or may not)
Same sentence frame, two completely different worlds. In the first, the speaker is standing at the window watching the rain. In the second, the speaker is making a plan that the weather won't derail.
Aunque + subjunctive: three sub-uses
The subjunctive version of aunque actually covers three related but distinguishable situations.
1. Genuinely hypothetical (future or counterfactual)
The most common use: the embedded action might happen, might not.
Aunque me lo pida de rodillas, no voy a perdonarle.
Even if he begs me on his knees, I won't forgive him.
Aunque te ofrezcan más dinero, no aceptes.
Even if they offer you more money, don't accept.
2. Unknown to the speaker
The speaker doesn't know whether the embedded clause is true. The subjunctive marks this lack of commitment.
Aunque sea inocente, va a tener problemas con la prensa.
Even if he's innocent (which I don't know), he's going to have problems with the press.
3. Known but de-emphasised
This is the subtle one. The speaker knows the embedded clause is true, but uses the subjunctive to signal "I'm not making this the focus — I'm waving it aside." It's the rhetorical "yes, granted, but…" move.
Aunque sea tu hermano, no tienes que aguantárselo todo.
Even though he's your brother (granted, I know), you don't have to put up with everything from him.
In this last case, both moods are technically grammatical, but the subjunctive sounds more sophisticated and is the choice native speakers reach for when the embedded clause is something the listener already knows or could easily verify. Using indicative here is not wrong — it just gives more rhetorical weight to the fact than the speaker may want.
Aunque + indicative: asserting a known fact
When the speaker is asserting the embedded clause as a fact and wants the listener to take it on board as such, the indicative is required.
Aunque está cansado, sigue trabajando.
Even though he's tired, he keeps on working.
Aunque no me gusta mucho el pescado, ese plato estaba buenísimo.
Although I don't really like fish, that dish was delicious.
In both sentences the speaker is asserting reality: he is tired, I don't like fish. The concession is real, the speaker stands behind it, and the indicative reflects that commitment.
Quick decision flowchart
When you're choosing between aunque + subjunctive and aunque + indicative, ask yourself:
- Is the embedded clause future? → subjunctive.
- Is it a hypothetical I can't verify? → subjunctive.
- Is it a fact I'm asserting? → indicative.
- Is it a fact, but I want to wave it aside as background? → subjunctive (slightly elevated register).
If you're a B1 learner and unsure, default to:
- Subjunctive for future ("even if")
- Indicative for present known reality ("although")
You'll be right most of the time, and the rare cases where you mean #4 are a B2 polish.
Compound tenses preserve the same logic
The mood choice on aunque applies to compound tenses too. The auxiliary takes whichever mood the meaning requires.
| Form | Example | Sense |
|---|---|---|
| aunque + presente subjuntivo | Aunque tenga razón, no voy a discutir. | even if he's right (future/unknown) |
| aunque + presente indicativo | Aunque tiene razón, no voy a discutir. | although he's right (known fact) |
| aunque + pretérito perfecto subjuntivo | Aunque haya llegado tarde, no se lo digas. | even if he has arrived late (unverified) |
| aunque + pretérito perfecto indicativo | Aunque ha llegado tarde, no se lo digas. | although he has arrived late (known) |
| aunque + imperfecto subjuntivo | Aunque fuera millonario, no lo gastaría así. | even if I were a millionaire (counterfactual) |
| aunque + pluscuamperfecto subjuntivo | Aunque me lo hubieras dicho, no habría cambiado nada. | even if you had told me (counterfactual past) |
The aunque concessive system in its full glory is covered on the complex aunque page; here the focus is on the present-subjunctive case at B2.
Other concessive conjunctions
Aunque is by far the most common, but Spanish has a small family of related conjunctions, most of which take subjunctive routinely or even obligatorily.
| Conjunction | Translation | Mood |
|---|---|---|
| por más que | no matter how much, however much | almost always subjunctive |
| por mucho que | no matter how much | almost always subjunctive |
| por (muy) ADJ que | however ADJ | always subjunctive (Por muy listo que sea…) |
| por poco que | however little | subjunctive |
| a pesar de que | in spite of the fact that | indicative for known facts; subjunctive for hypothetical |
| así | even if (literary, intensive) | subjunctive (Así me muera, no lo diré) |
| y eso que | and that's despite (colloquial) | indicative |
Por más que insistas, no voy a cambiar de opinión.
No matter how much you insist, I'm not changing my mind.
Por muy difícil que sea, hay que intentarlo.
However difficult it is, we have to try.
A pesar de que llovía a cántaros, salimos a caminar.
In spite of the fact that it was pouring down, we went out for a walk. (factual — indicative)
A pesar de que no te apetezca, deberías ir a la reunión.
Even if you don't feel like it (hypothetical / not-yet-the-case), you should go to the meeting. (subjunctive)
Note y eso que — colloquial, locks to indicative, used to add a "and that's despite the fact that" comment. Llegó a tiempo, y eso que el tren se retrasó — "He arrived on time, and that's despite the train being late."
Por muy ADJ que: a fixed pattern worth memorising
The construction por muy + adjective/adverb + que + subjunctive is a high-frequency idiom and one of the most natural-sounding ways to express concessive force in Spanish. It is the equivalent of English "no matter how + ADJ" or "however + ADJ".
Por muy cansado que esté, siempre saca tiempo para los niños.
No matter how tired he is, he always makes time for the kids.
Por muy caro que sea, lo vamos a comprar.
No matter how expensive it is, we're going to buy it.
Por muy bien que cocines, no superas a mi abuela.
However well you cook, you can't beat my grandmother.
The subjunctive is required because the speaker is generalising over a range of possible degrees — not asserting a particular fact.
Aunque with infinitive: not the same thing
Spanish does not allow aunque + infinitive in the way English uses "although + ing". Aunque trabajando duro is wrong. The conjunction aunque always introduces a finite clause (with a conjugated verb).
If you want a non-finite concessive in Spanish, the structure is a pesar de + infinitive — note that de takes an infinitive directly with no que:
A pesar de trabajar tanto, gana muy poco.
In spite of working so much, he earns very little.
This is the closest Spanish equivalent of English "in spite of working".
Common Mistakes
❌ Aunque llueve mañana, iré a la playa.
Incorrect — future hypothetical takes subjunctive: llueva.
✅ Aunque llueva mañana, iré a la playa.
Even if it rains tomorrow, I'll go to the beach.
❌ Aunque esté cansado ahora mismo, voy a salir. (asserting present fatigue)
Incorrect for an asserted current fact — use indicative: está cansado.
✅ Aunque está cansado, va a salir.
Although he's tired, he's going out.
❌ Por más que insistes, no voy a cambiar de opinión.
Incorrect — por más que takes subjunctive: insistas.
✅ Por más que insistas, no voy a cambiar de opinión.
No matter how much you insist, I'm not changing my mind.
❌ Por muy difícil es, hay que intentarlo.
Incorrect — por muy ADJ que requires the relative que + subjunctive: por muy difícil que sea.
✅ Por muy difícil que sea, hay que intentarlo.
However hard it is, we have to try.
❌ Aunque trabajando duro, gana muy poco.
Incorrect — Spanish does not allow aunque + gerund. Use a pesar de + infinitive.
✅ A pesar de trabajar tan duro, gana muy poco.
In spite of working so hard, he earns very little.
Key Takeaways
- Aunque
- indicative
- subjunctive
- The English ambiguity between "although" and "even if" is resolved in Spanish through mood, not through different conjunctions.
- For future hypotheticals, always use subjunctive: Aunque llueva mañana, iré.
- Por más que, por mucho que, por (muy) ADJ que, por poco que are concessive intensifiers that almost always take subjunctive.
- A pesar de que patterns like aunque: indicative for known facts, subjunctive for hypotheticals or de-emphasis.
- Spanish has no aunque
- gerund construction — for non-finite concession, use a pesar de
- infinitive
- gerund construction — for non-finite concession, use a pesar de
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Start learning Spanish→Related Topics
- Disparadores del subjuntivo: panoramaB1 — A master inventory of every grammatical trigger that forces the present subjunctive in peninsular Spanish — wishes, emotions, doubt, impersonal judgments, time, purpose, condition and more.
- Subjuntivo en cláusulas temporalesB1 — After cuando, mientras, en cuanto, tan pronto como and hasta que with future reference, Spanish uses the subjunctive — not the present or the future indicative. Antes de que always takes subjunctive; después de que is variable but strongly subjunctive in Spain.
- Subjuntivo en condiciones: a menos que, con tal de que, sin queB1 — A small but high-frequency set of conditional conjunctions — a menos que, con tal de que, siempre que, sin que, en caso de que, a no ser que — that always take subjunctive. The major exception is si, which has its own conditional system.
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- Conjunciones concesivas: aunque, a pesar de que, por más que…B1 — How to say even though, even if, although and however much in Spanish — the cardinal aunque + indicative vs aunque + subjunctive split, plus a pesar de que, pese a que, si bien, and the por... que + subjunctive construction.
- Concesivas avanzadas: por más que, por mucho que, así, siquieraC1 — Beyond aunque, Spanish has a rich family of advanced concessive constructions — por más que, por mucho que, por poco que, así, ni siquiera, siquiera — each with its own quirks of mood, register, and meaning.