Hollenback's legacy transcends statistics. He captained the Quakers to two national championships in 1904 and 1908, epitomizing the team's grit and determination. Playing the entirety of a crucial game with a fractured leg and several other injuries exemplifies his legendary toughness.

Selected as an All-American three times, Hollenback earned the respect of opponents and fans alike. His powerful running style and fierce competitiveness made him a force to be reckoned with on the field. He even secured a place among Walter Camp's fabled 1908 All-American team, solidifying his place amongst the game's elite.