Luke Andrew Johnsos, Sr. (December 9, 1905 - December 10, 1984) was an American football

American football

American football is a sport played between two teams of eleven with the objective of scoring points by advancing the ball into the opposing team's end zone. Known in the United States simply as football, it may also be referred to informally as gridiron football. The ball can be advanced by...

 player, assistant coach

Coach (sport)

In sports, a coach is an individual involved in the direction, instruction and training of the operations of a sports team or of individual sportspeople.-Staff:...

, and head coach

Head coach

A head coach, senior coach or manager is a professional at training and developing athletes. They typically hold a more public profile and are paid more than other coaches...

 for the National Football League

National Football League

The National Football League is the highest level of professional American football in the United States, and is considered the top professional American football league in the world. It was formed by eleven teams in 1920 as the American Professional Football Association, with the league changing...

's Chicago Bears

Chicago Bears

The Chicago Bears are a professional American football team based in Chicago, Illinois. They are members of the North Division of the National Football Conference in the National Football League...

 franchise. He started with the Bears in 1929 at the age of 23 as an All-Pro

All-Pro

All-Pro is a term mostly used in the NFL for the best players of each position during that season. It began as polls of sportswriters in the early 1920s...

 end. He played eight NFL seasons in Chicago finishing his playing career in 1936. Following the October 25, 1942 victory over the Philadelphia Eagles

Philadelphia Eagles

The Philadelphia Eagles are a professional American football team based in Philadelphia, Pennsylvania. They are members of the East Division of the National Football Conference in the National Football League...

, Chicago's twelfth victory in a row, George Halas

George Halas

George Stanley Halas, Sr. , nicknamed "Papa Bear" and "Mr. Everything", was a player, coach, owner and pioneer in professional American football. He was the iconic longtime leader of the NFL's Chicago Bears...

 turned his team over to assistants Hunk Anderson and Luke Johnsos.

Johnsos graduated from Schurz High School

Schurz High School

Carl Schurz High School is a public secondary school located in the old section of the Irving Park neighborhood of Chicago, Illinois.This school is named after German–American Carl Schurz, a statesman, soldier, and advocate of democracy in Germany....

 in Chicago, Illinois in 1924, while there he played football

High school football

High school football, in North America, refers to the game of football as it is played in the United States and Canada. It ranks among the most popular interscholastic sports in both of these nations....

 and baseball

Baseball

Baseball is a bat-and-ball sport played between two teams of nine players each. The aim is to score runs by hitting a thrown ball with a bat and touching a series of four bases arranged at the corners of a ninety-foot diamond...

. After graduation he went to Northwestern University

Northwestern University

Northwestern University is a private research university in Evanston and Chicago, Illinois, USA. Northwestern has eleven undergraduate, graduate, and professional schools offering 124 undergraduate degrees and 145 graduate and professional degrees....

 and lettered in basketball

Basketball

Basketball is a team sport in which two teams of five players try to score points by throwing or "shooting" a ball through the top of a basketball hoop while following a set of rules...

, baseball, and football

College football

College football refers to American football played by teams of student athletes fielded by American universities, colleges, and military academies, or Canadian football played by teams of student athletes fielded by Canadian universities...

 - 9 letters total.