Sorry, don't recognize the maker. This is a so-called 'gambler's dirk', made popular in the 1850's-early 1900's period in N America. Many were made here, but also many manufactured in the UK for export here. The horn checker-patterned grips are classic for these pieces. Frequently hidden in a boot or, for the 'soiled doves' (i.e. Dance hall ladies), stashed in a garter for quick access if set upon by an aggressive customer.
Here's one with an ivory grip-
https://www.worthpoint.com/worthoped...ers-1801728987