Tim Hartman (born 1965) is a practitioner of the Filipino martial art of Modern Arnis and Balintawak Eskrima, and the president of the World Modern Arnis Alliance (WMAA).In 2000 he tested for his 6th degree black belt at the Michigan summer camp, making him the highest tested rank in the U.S. under Remy Presas, founder of Modern Arnis. He was granted the title Datu, or chieftain, by Presas shortly thereafter.Hartman gives seminars and camps across North America and Europe. In June 2005, Hartman was promoted to 9th degree by the WMAA Advisory Board. This promotion reflects Hartman's leadership position within the WMAA, and is not meant to replace the rank that he earned from Presas. Tim Hartman is a competitor in Nafma, where he holds state, national, and even a world title. His most recognized success in tournament fighting is in stick fighting, where competitors compete against one another in a form of sparring using two padded sticks to score points. He is also a notable practitioner in kata, specifically Filipeno kata, which is the event he currently holds the world title for.On April 23, 2007 Hartman was promoted to 9th degree in Kombatan and awarded the Grandmaster title by Ernesto Presas.Tim Hartman resides in West Seneca NY, and teaches at Horizon Martial Arts, the school he founded.