How to Say "their own" in Spanish
The Spanish word for “their own” is “suyos” — B1 level.
English → SpanishB1
adjectiveB1formal
used after the noun for emphasis

Examples
Los hijos suyos son muy educados.
Their (or his/her) own children are very well-behaved. (Slightly formal or emphatic)
Necesitamos revisar los documentos suyos antes de firmar.
We need to review his/her/their documents before signing.
Position Matters
When used as an adjective, 'suyos' usually comes after the noun (e.g., 'los coches suyos'). If it comes before the noun (e.g., 'sus coches'), it shortens to 'sus' and loses emphasis.
Related Translations
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