2010–11 Horizon League men's basketball season

The 2010–11 Horizon League men's basketball season marks the 31st season of Horizon League basketball.

Preseason
In the preseason, Butler was the conference favorite – returning three starters from their NCAA runner-up team. Butler received all first-place votes in the preseason poll of HL coaches, media, and sports information directors. Detroit captured second in the preseason poll, and Cleveland State finished third for the second consecutive preseason. The preseason player of the year was Shelvin Mack of Butler who was also named to the John R. Wooden Award preseason candidate list.

First Team

 * Shelvin Mack, Butler
 * Norris Cole, Cleveland State
 * Matt Howard, Butler
 * Rahmon Fletcher, Green Bay
 * Brandon Wood, Valparaiso

Second Team

 * Vaughn Duggins, Wright State
 * Eli Holman, Detroit
 * Cory Johnson, Valparaiso
 * Chase Simon, Detroit
 * Robo Kreps, UIC

Preseason Player of the Year 
 * Shelvin Mack, Butler

Weekly awards
HL Players of the Week Throughout the conference season, the HL offices name a player of the week.

Tournament Honors
Matt Howard of Butler was named the tournament MVP for the second consecutive year and is the first Horizon League player to be named to the all-tournament team four times.