Don Kirkham

{{for|the Australian racing cyclist|Don Kirkham (cyclist)}}

{{infobox scientist

| name = Don Kirkham

| birth_date = {{Birth date|1908|02|11}}

| birth_place = Provo, Utah

| death_date = {{Death date and age|1998|03|07|1908|02|11}}

| death_place = Ames, Iowa

| fields = soil science

| spouse = Mary Elizabeth (Betty) Erwin Kirkham

| alma_mater = Columbia University

| workplaces = Utah State University, Iowa State University

| doctoral_advisor = Shirley Leon Quimby

| thesis_title = The variation of the initial susceptibility with temperature and the variation of the magnetostriction and reversible susceptibility with temperature and magnetization in nickel

| thesis_year = 1938

| doctoral_students =

| awards = Wolf Prize in Agriculture (1983/4), Robert E. Horton Medal (1995) {{cite journal|last1=Nielsen|first1=D. R.|author2-link=Wilfried H. Brutsaert|last2=Brutsaert|first2=W.|last3=Kirkham|first3=D.|title=Kirkham receives Horton Medal|journal=Eos, Transactions American Geophysical Union|volume=76|issue=29|year=1995|pages=292–293|doi=10.1029/95EO00176|bibcode=1995EOSTr..76..292.}}

}}

Don Kirkham (February 11, 1908 – March 7, 1998) was an American soil scientist regarded as the founder of mathematical soil physics.{{cite web|title=Kirkham biography|publisher=Soil Science Society of America|url=https://www.soils.org/membership/divisions/soil-physics-and-hydrology/kirkham-biography}} His special interest was the flow of water through soils and drainage of agricultural land. He was awarded the 1983/4 Wolf Prize in Agriculture and the Robert E. Horton Medal in 1995.