Damapati (Latin domus patus) in India was a term for the master or sovereign of the home or piece of land (domain, street) (dama) comparable to the title of Freiherr

Freiherr

The German titles Freiherr and Freifrau and Freiin are titles of nobility, used preceding a person's given name or, after 1919, before the surname...

 or baron

Baron

Baron is a title of nobility. The word baron comes from Old French baron, itself from Old High German and Latin baro meaning " man, warrior"; it merged with cognate Old English beorn meaning "nobleman"...

. The title is mostly not hereditary like the tile of Don

Don (honorific)

Don, from Latin dominus, is an honorific in Spanish , Portuguese , and Italian . The female equivalent is Doña , Dona , and Donna , abbreviated "Dª" or simply "D."-Usage:...

, but given as an honorary tile. The equivalent of the title of Ritter or caballero in ancient India was asvapati (asva=horse + pati=lord).
The Hindi equivalent of damapati is dampati and in the Persian Yasna it is given Deng-paiti [1] meaning wise prince.

1. http://www.archive.org/.../religionofirania00tielrich_djvu.txt