John William McGrath (March 10, 1891 – February 18, 1924) was a Canadian amateur ice hockey player and private secretary and advisor to former President of the United States Theodore Roosevelt between 1912–1916.
John William McGrath (March 10, 1891 – February 18, 1924) was a Canadian amateur ice hockey player and private secretary and advisor to former President of the United States Theodore Roosevelt between 1912–1916. (en)
John William McGrath (March 10, 1891 – February 18, 1924) was a Canadian amateur ice hockey player and private secretary and advisor to former President of the United States Theodore Roosevelt between 1912–1916. (en)