Ram ram bhai..
do u want to know abt Kaler or KALHEER? I m Sanjeev Kumar Kalheer (JAT) and belongs to Distt. Saharanpur(UP). our gotra is found in Saharanpur (UP) and in Kurukshetra/Karnal (Haryana).
I have seen many people(Kalheer) write it in different way. like- kalhir or kalher or kaler...