There are multiple definitions - click on the translation that matches your context.

Beklagter

Substantiv

full

respondent

noun

Definitions of respondent

a person who answers a question or questionnaire (eg an opinion poll)

On average across all countries, respondents had 17 online friends.

the answering party to a petition for a court order

The respondent had registered the contested domain name in order to divert consumers to the respondent's web site in a way that was misleading and illegitimate.

the party in an appeal case against whom the appeal is brought

The respondent admitted that he had been convicted of a relevant offence.