mío

Ese asiento es mio, te has equivocado de fila.

That seat is mine, you have got the wrong row.

El problema no es mio, sino de toda la empresa.

The problem is not mine, but the whole company's.

Un amigo mio me recomendo ese libro el año pasado.

A friend of mine recommended that book to me last year.

Lo mío siempre ha sido la música, no el deporte.

Music has always been my thing, not sport.

Estos zapatos son míos, los compré la semana pasada.

These shoes are mine, I bought them last week.