|Type||Competed in Olympic Games|
|Full name||Henry Berry•Slack|
|Born||31 March 1877 in Chicago, Illinois (USA)|
|Died||18 July 1928 in San Francisco, California (USA)|
|Affiliations||Chicago Maroons, Chicago (USA)|
Henry Slack competed for the University of Chicago. He was a Chicago native but worked as a superintendent of a soap factory in 1907 in Somerville, Massachusetts when he married Georgiana Graham. Slack worked in New Orleans at the time of World War I as a superintendent of byproducts for the Southern Cotton Oil Company. The peripatetic Slack died in San Francisco.
Personal Bests: 100 – unknown; 200 – 22.0 (1900); 400 – unknown.
|Games||Discipline (Sport) / Event||NOC / Team||Pos||Medal||As|
|1900 Summer Olympics||Athletics||USA||Henry Slack|
|100 metres, Men (Olympic)||3 h6 r1/3|
|400 metres, Men (Olympic)||3 h3 r1/2|