If im not mistaken , there is a dog with 76 cm, I think it is the dog of Per Olav...
According to the database,
Bonifac Testamonium diabolium was meassured with 75cm
In Spain there is a male with over 40kg according to his owner,
Anuk Castell del Senillar.
For females I have my Mona with 66cm, but she has maximally 23 kg, I know that exists a female with 68cm, but I dont remember her pedigree name.