Cross Ancestors from Norwood Streatham Area of London

im tracing the cross family from norwood and streatham area of london, but in the 1880s it then came under surrey...but generations before that they came from paddington area of london and hampshire..anyone else looking for this family?? my grandmother was a cross and married into the law family from clavering in essex...the same cross and law family had several members marry..and then all moved to the streatham area...can anyone help?? xmaryx