Conjugation of "Demandar" In Spanish

Spanish -  · Updated July 2026

Conjugation of "Demandar" In Spanish

Demandar is a versatile Spanish verb that can be used in various contexts to convey the meaning of verbs such as "to sue." Whether you are learning Spanish as a beginner or looking to expand your conjugation skills, understanding how to properly conjugate "demandar" is essential. In this article, we will provide you with a verb chart that covers all the main tenses and moods of "demandar" to help you navigate its conjugation.

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Forms of "Demandar" in Spanish

In Spanish, verbs play a fundamental role in expressing actions, states, and conditions. Verbs are highly versatile and can take on different forms based on the subject, mood, and tense. The moods of conjugation in Spanish include the indicative, subjunctive, and imperative. When it comes to tenses in Spanish, they indicate the time and duration of an action. The tenses include the present, preterite, imperfect, future, imperative, and conditional. Let us now explain how to conjugate "demandar" in different tenses and moods.  

Indicative Mood: Simple Tenses

Present

  • (Yo) demando
  • (Tú) demandas
  • (Él/Ella/Usted) demanda
  • (Nosotros/Nosotras) demandamos
  • (Vosotros/Vosotras) demandáis
  • (Ellos/Ellas/Ustedes) demandan

Imperfect Past

  • (Yo) demandaba
  • (Tú) demandabas
  • (Él/Ella/Usted) demandaba
  • (Nosotros/Nosotras) demandábamos
  • (Vosotros/Vosotras) demandabais
  • (Ellos/Ellas/Ustedes) demandaban

Simple Past

  • (Yo) demandé
  • (Tú) demandaste
  • (Él/Ella/Usted) demandó
  • (Nosotros/Nosotras) demandamos
  • (Vosotros/Vosotras) demandasteis
  • (Ellos/Ellas/Ustedes) demandaron

Future

  • (Yo) demandaré
  • (Tú) demandarás
  • (Él/Ella/Usted) demandará
  • (Nosotros/Nosotras) demandaremos
  • (Vosotros/Vosotras) demandaréis
  • (Ellos/Ellas/Ustedes) demandarán

Indicative Mood: Perfect Tenses

Present Perfect

  • (Yo) he demandado
  • (Tú) has demandado
  • (Él/Ella/Usted) ha demandado
  • (Nosotros/Nosotras) hemos demandado
  • (Vosotros/Vosotras) habéis demandado
  • (Ellos/Ellas/Ustedes) han demandado

Past Perfect

  • (Yo) había demandado
  • (Tú) habías demandado
  • (Él/Ella/Usted) había demandado
  • (Nosotros/Nosotras) habíamos demandado
  • (Vosotros/Vosotras) habíais demandado
  • (Ellos/Ellas/Ustedes) habían demandado

Future Perfect

  • (Yo) habré demandado
  • (Tú) habrás demandado
  • (Él/Ella/Usted) habrá demandado
  • (Nosotros/Nosotras) habremos demandado
  • (Vosotros/Vosotras) habréis demandado
  • (Ellos/Ellas/Ustedes) habrán demandado

Indicative Mood: Progressive Tenses 

Present Progressive

  • (Yo) estoy demandando
  • (Tú) estás demandando
  • (Él/Ella/Usted) está demandando
  • (Nosotros/Nosotras) estamos demandando
  • (Vosotros/Vosotras) estáis demandando
  • (Ellos/Ellas/Ustedes) están demandando

Past Progressive

  • (Yo) estaba demandando
  • (Tú) estabas demandando
  • (Él/Ella/Usted) estaba demandando
  • (Nosotros/Nosotras) estábamos demandando
  • (Vosotros/Vosotras) estabais demandando
  • (Ellos/Ellas/Ustedes) estaban demandando

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Subjunctive Mood: Simple Tenses

Present Subjunctive

  • (Yo) demande
  • (Tú) demandes
  • (Él/Ella/Usted) demande
  • (Nosotros/Nosotras) demandemos
  • (Vosotros/Vosotras) demandéis
  • (Ellos/Ellas/Ustedes) demanden

Imperfect Subjunctive

  • (Yo) demandara/demandase
  • (Tú) demandaras/demandases
  • (Él/Ella/Usted) demandara/demandase
  • (Nosotros/Nosotras) demandáramos/demandásemos
  • (Vosotros/Vosotras) demandarais/demandaseis
  • (Ellos/Ellas/Ustedes) demandaran/demandasen

Subjunctive Mood: Perfect Tenses

Present Perfect Subjunctive

  • (Yo) haya demandado
  • (Tú) hayas demandado
  • (Él/Ella/Usted) haya demandado
  • (Nosotros/Nosotras) hayamos demandado
  • (Vosotros/Vosotras) hayáis demandado
  • (Ellos/Ellas/Ustedes) hayan demandado

Past Perfect Subjunctive

  • (Yo) hubiera/hubiese demandado
  • (Tú) hubieras/hubieses demandado
  • (Él/Ella/Usted) hubiera/hubiese demandado
  • (Nosotros/Nosotras) hubiéramos/hubiésemos demandado
  • (Vosotros/Vosotras) hubierais/hubieseis demandado
  • (Ellos/Ellas/Ustedes) hubieran/hubiesen demandado

Imperative Mood

Imperative Affirmative

  • (Tú) demanda
  • (Él/Ella/Usted) demande
  • (Nosotros/Nosotras) demandemos
  • (Vosotros/Vosotras) demandad
  • (Ellos/Ellas/Ustedes) demanden

Imperative Negative

  • (Tú) no demandes
  • (Él/Ella/Usted) no demande
  • (Nosotros/Nosotras) no demandemos
  • (Vosotros/Vosotras) no demandéis
  • (Ellos/Ellas/Ustedes) no demanden
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Conditional Mood 

Conditional

  • (Yo) demandaría
  • (Tú) demandarías
  • (Él/Ella/Usted) demandaría
  • (Nosotros/Nosotras) demandaríamos
  • (Vosotros/Vosotras) demandaríais
  • (Ellos/Ellas/Ustedes) demandarían

Conditional Compound

  • (Yo) habría demandado
  • (Tú) habrías demandado
  • (Él/Ella/Usted) habría demandado
  • (Nosotros/Nosotras) habríamos demandado
  • (Vosotros/Vosotras) habríais demandado
  • (Ellos/Ellas/Ustedes) habrían demandado

Non-Conjugated Moods 

Infinitive

  • Demandar

Gerund

  • Demandando

Participle

  • Demandado

Example Sentences

See how "demandar" is used in real Spanish contexts:

Spanish English
Demandaron a la empresa por daños y perjuicios. The company was sued for damages and losses.
No puedo demandar a mi jefe, aunque me gustaría. I can't sue my boss, even though I would like to.
El abogado está preparando la documentación para demandar al banco. The lawyer is preparing the documentation to sue the bank.
Han demandado a la aerolínea por el retraso del vuelo. They have sued the airline for the flight delay.
Demandaré al vecino si no resuelve el problema de ruido. I will sue the neighbor if he doesn't solve the noise problem.
No ha habido necesidad de demandar a la empresa hasta ahora. There has been no need to sue the company so far.

Usage Notes

"Demandar" is an irregular Spanish verb that means "to sue," referring to initiating legal proceedings against someone or something. It's commonly used in formal contexts, particularly within legal settings and discussions about disputes or conflicts.

The verb changes its stem from 'dem-' to 'dema-' when conjugated in the preterite tense (e.g., demandaron), which is a characteristic of verbs ending in -ar that follow this pattern. It's important to note that "demandar" can also be used more generally to mean demanding something forcefully or urgently, but this usage is less common.

When engaging with legal matters or discussing disputes, it’s crucial to use the correct register and context for "demandar." Expanding your vocabulary through Spanish Frequency Dictionaries can help you master such nuanced language.

Conclusion

In conclusion, mastering the conjugation of the verb "demandar" is crucial for effective communication in Spanish. By familiarizing yourself with the verb chart provided for different tenses and moods, you will be able to express yourself accurately and fluently. Keep practicing and incorporating "demandar" into your conversations to enhance your Spanish language skills.


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