Razón de Sobra (English: With a Lot of Reason) is the sixth studio album recorded by Mexican singer-songwriter Marco Antonio Solís.

It was released by Fonovisa Records on November 2, 2004 (see 2004 in music).

It was released in a standard CD presentation and in a CD/DVD combo, including the music video for the lead single "Mi Mayor Sacrificio" and bonus materials.

[1] The album sold 75,000 copies in its first day of release.

[2] All songs written and composed by Marco Antonio Solís ^ Shipments figures based on certification alone.