Three-year-old Kobi had to be treated for several bite wounds after the attack in Bucksburn.
The XL Bully was taken to a local vet for treatment.
The man is due to appear in court on Monday.
Sandra Macdonald of the Aberdeen Women's Alliance, and campaigner Fiona Drouet, have warned that tougher action needs to be taken against perpetrators, but it's a hard struggle.
Tiffany Scott was convicted of stalking a 13-year-old girl while known as Andrew Burns in 2013.
Keith Rollinson died following an alleged assault earlier this year.