Handbook of Texas Online: Houston, Samuel - Biography of the first President of the Republic of Texas. - http://www.tsha.utexas.edu/handbook/online/articles/HH/fho73.html
Sam Houston Historic School House - Large collection of information about Sam Houston and the building where he taught school as a young man in Tennessee. Includes biographical facts and topical essays. - http://www.blountweb.com/samhouston/
Sam Houston: Man of Honor - Good biographical treatment (with many quotes) of a complex man whose personal history is intertwined with that of Texas and the United States. He was for states rights but against secession. - http://www.graceproducts.com/houston/life.html
The Life of Sam Houston - Chronology, frequently asked questions, and other information. Includes biographical information on Margaret Lea Houston, Houston's last wife. - http://www.shsu.edu/~smm_www/History/index.html
Sam Houston - Biographical sketch, with photograph. - http://www.pbs.org/weta/thewest/people/d_h/houston.htm