Career
Merlo had married in Spain with María Teresa de Gámiz, after being widowed, Merlo remarried in Buenos Aires, on November 30, 1713 with Francisca del Toro, daughter of Damián del Toro and Lucía González de Marquina (of illustrious family).
Merlo had married in Spain with María Teresa de Gámiz, after being widowed, Merlo remarried in Buenos Aires, on November 30, 1713 with Francisca del Toro, daughter of Damián del Toro and Lucía González de Marquina (of illustrious family).