Perez is a name with mixed origins. There is the Spanish "son of Pedro", but also the hispanized version of the jewish Peretz.
So far we have members from very different haplogroups: E1b1b1, G, Q, R1b1a2, T1, J2, E1a, I1, R1a1a, I2b1. Hopefully, with increased numbers, we will be able to distinguish precisely the different branches of our name.