Famous 20th Century Civil Engineers

Fazlur Rahman Khan was a Bangladeshi-American architect and structural engineer. Regarded as the father of tubular designs, Khan is credited with designing several skyscrapers, including the Willis Tower and the John Hancock Center. Thanks to his ingenious use of structural systems, Khan is often referred to as the 20th century's greatest structural engineer and the Einstein of structural engineering.

E. Sreedharan is an Indian politician and engineer who played a key role in the construction of the Delhi Metro and the Konkan Railway. Nicknamed the Metro Man, Sreedharan was honored with the prestigious Padma Vibhushan Award for changing the face of Indian public transport. In 2003, E. Sreedharan was included in Time magazine's list of Asia's Heroes.

Award-winning German computer scientist Konrad Zuse created the world's first program-controlled computer, named Z1. He then moved on to Z3, the first fully functional programmable computer in the world, and Z4, the first commercial digital computer in the world. Post-retirement, he spent most of his time painting.

John Monash was an Australian military commander during World War I. He played a major role in the Gallipoli campaign, which took place from February 1915 to January 1916 on the Gallipoli peninsula. John Monash is widely regarded as the most popular commander in Australian history and one of the most prominent allied generals of World War I.

Californian evangelist and preacher Harold Camping made headlines when he incorrectly predicted the date of the Rapture, or the end of the world, to be May 21, 2011. Initially a civil engineer, Camping later came to be known for leading Family Radio, a Christian broadcast station, in its peak.

Fritz Todt was a German civil engineer and architect. A senior Nazi, Todt oversaw the construction of Reichsautobahnen, a controlled-access highway, and also served as the Reich Minister for Armaments and Ammunition. Before the start of the Second World War, Todt initiated a military-engineering company called Organisation Todt that oversaw the construction of many Nazi concentration camps. 

Best known for designing the Golden Gate Bridge, engineer Joseph Strauss specialized in movable bridges and developed the concepts of the bascule bridge and the vertical-lift bridge. Born to a pianist mother and a painter-writer father, he later also penned poems such as The Mighty Task is Done.

Engineer Washington Roebling is largely remembered for co-designing the Brooklyn Bridge with his father, John Augustus. He also worked as part of the Union Army during the Civil War. A perfectionist, he was once found unconscious in a compressed-air chamber at work, and that affected him permanently.

Ren Zhengfei is a Chinese engineer and entrepreneur. He is credited with founding Huawei, the second-largest manufacturer of smartphones and the largest manufacturer of telecommunications equipment in the world. He also serves as the CEO of Huawei Technologies Co., Ltd. In 2005, Ren Zhengfei was named in Time magazine's 100 most influential people in the world list.

US Army officer Leslie Groves is best remembered for his association with the Manhattan Project, which was aimed at developing atom bombs during World War II. He was also in-charge of building a place to house the War Department’s staff in a structure that later became the Pentagon.

William Mulholland was initially hailed as a hero for building the first aqueduct system of Los Angeles, as the first chief engineer of the Los Angeles Department of Water and Power. He later resigned taking responsibility for the collapse of the St. Francis Dam, which had caused countless deaths.

George Washington Goethals was an American civil engineer and US-Army General remembered for his role as an overseer of the construction of the Panama Canal. He also served as the first Governor of the Panama Canal Zone from 1914 to 1917. Goethals has been honored with several tributes, including the Society of American Military Engineers' establishment of the Goethals Medal.

Then first Black to have graduated from West Point’s Military Academy, Henry Ossian Flipper was born to slave parents. He also became the first African-American to command US Army troops. He was dismissed unjustly on embezzlement charges and later worked as a civil engineer. His name was cleared posthumously.

Milutin Milanković was a Serbian astronomer, mathematician, geophysicist, climatologist, and civil engineer. He is best remembered for his explanation of Earth's climate changes, which partly explained the ice ages. Milutin Milankovitch's biography inspired a 2007 documentary film titled A Traveler Through Distant Worlds and Times.

Alexis Tsipras is a Greek politician who served as the Prime Minister of the country from 2015 to 2019. From 2018 to 2019, he served as the Minister for Foreign Affairs. The current Leader of the Opposition, Alexis Tsipras has also been serving as the president of Syriza, the left wing political party in Greece . In 2015, he was named among 100 most influential people by Time.

Swiss-American engineer Othmar Herman Ammann is best remembered for designing long suspension bridges, such as the Verrazano-Narrows Bridge and the George Washington Bridge. He also owned a firm in New York and had a long stint with the Port of New York Authority. He also designed part of the Lincoln Center.

José Napoleón Duarte was the president of El Salvador during the tumultuous years of the Salvadoran Civil War and had witnessed mass killings of civilians by the army. Though he was supported by the U.S., he failed to remove poverty from his country and ended up being ousted by ARENA.

Liberal National Party leader and former Premier of Queensland Campbell Newman was born into a family of politicians and senators from Tasmania. After serving the Australian Army for 13 years, he bagged civil engineering and MBA degrees. As the mayor of Brisbane, he was named the world’s fifth-best mayor.

Abu Hamza al-Masri is an Egyptian cleric who served as the imam of London's Finsbury Park Mosque. He was accused by the British authorities for inciting racial hatred and violence and the court found him guilty in 2006. In 2012, Hamza was extradited to the USA to face terrorism charges. In 2014, he was found guilty of 11 terrorism charges.

Eduardo Frei Ruiz-Tagle served as the President of Chile from 1994 to 2000. Under his presidency, poverty in Chile decreased and improvements were made in education and health sectors. An important politician, Frei also served as the President of the Senate of Chile from 2006 to 2008.

John Frank Stevens, who was mostly a self-taught engineer, worked on the Panama Canal as its chief engineer. Initially associated with the Great Northern Railway, he was later also sent to Russia as part of a team working on the Trans-Siberian Railway. He won awards such as the Hoover Medal.

Ivar Kreuger was a Swedish civil engineer, entrepreneur, industrialist, and financier. He is best remembered for building a global match empire and controlling almost three quarters of worldwide match production which earned him the nickname, Match King. Ivar Kreuger also founded and owned many other companies including Kreuger & Toll Byggnads AB. 

Gottfried Feder was a German economist and civil engineer. One of the most important members of the Nazi Party, Feder served as the party's economic theoretician during its formative years. In 1919, Gottfried Feder delivered one of his most famous lectures that lured Adolf Hitler into the Nazi Party.

The pioneer of soil mechanics, Karl Terzaghi was the son of an army lieutenant-colonel and studied in a military boarding school, where he developed his passion for geography. He eventually graduated as a mechanical engineer. He later also taught at MIT and penned iconic works such as Erdbaumechanik.

William F. Baker is an American structural engineer best known for working as an engineer in several important projects, including the famous Burj Khalifa in Dubai. In 2011, he was invited by the National Academy of Engineering (NAE) to lead a project aimed at developing innovative structures for high-rise buildings. Baker has received several honors and awards throughout his career.

Octave Chanute was a French-American aviation pioneer and civil engineer. He is credited with helping budding enthusiasts like the Wright brothers by providing them with help and advice. He also helped publicize their flying experiments. At the time of his death, Octave Chanute was referred to as the father of aviation.

Born to actor Helena Modjeska, Polish-American engineer Ralph Modjeski was a talented pianist in his younger days. He later worked on the railroad bridge across the Mississippi and also re-designed the Quebec Bridge after a major disaster. Over his illustrious career, he had designed over 50 major bridges.

An army engineer, John C. H. Lee eventually became a lieutenant-general and presided over the ComZ during World War II. He also prepared the US troops for the Normandy Invasion. However, critics often accused him of leading a lavish lifestyle, splurging on hotels and food, amid war.

Leonardo Torres y Quevedo was a Spanish mathematician and civil engineer. He was a pioneer in the development of the automated calculation machines and radio control. Torres is also credited with inventing a chess automaton and the Whirlpool Aero Car, which is located in Niagara Falls. 

British Conservative Nicholas Ridley, or Baron Ridley of Liddesdale, was born into aristocracy and received an elite education at Eton and Balliol College, Oxford. He held several significant posts, such as the secretary of state for the environment and was a major supporter of Thatcherism.

While she initially studied engineering, Claire Barratt later gained fame as an industrial archaeologist. She has a degree in conservation of industrial heritage. She also has a parallel career as a TV presenter and has been part of shows such as Salvage Squad and Britain's Secret Treasures.

Engineer David B. Steinman is remembered for his extensive study on aerodynamics and wind velocity, which resulted in stable bridges. He was responsible for designing around 400 bridges, which included the Mackinac Bridge. His work also took him to cities such as Lisbon and Istanbul.

Oğuz Atay was a Turkish novelist best remembered for his best-selling and controversial novel, Tutunamayanlar. The book has been translated into English, Dutch, and German so far. The novel has inspired many Turkish authors who have broken away from traditional styles since its initial publication in 1972. 

Remembered for designing numerous reinforced-concrete bridges across France, Eugène Freyssinet, an early twentieth century structural and civil engineer, was also one of the pioneers in the use of prestressed concrete. Among his most prestigious projects was the Plougastel Bridge over the Elorn River. With a total length of 888 meter, this was the largest reinforced-concrete bridge constructed till that time.  

Abul Hayat is a Bangladeshi actor, writer, director, and civil engineer. He is best known for his performance in the 2007 Bengali-language film Daruchini Dwip, which earned him the Bangladesh National Film Award under the Best Supporting Actor category. In 2015, his contributions to Bangladeshi cinema were honored with the Ekushey Padak by the Government of Bangladesh.

Donald Bailey is largely remembered as the man behind the formation of the Bailey Bridge, which played a major role in World War II. He received many awards, including a knighthood, for his contribution. The University of Sheffield alumnus initially worked in railroading before joining the Ministry of Supply’s bridging department.

Arthur Casagrande was an American civil engineer best remembered for making significant contributions to the fields of geotechnical engineering and engineering geology during its infancy. Casagrande is also credited with influencing teaching programs at prestigious institutions like Harvard University during the 1930s. Several awards, such as the Arthur Casagrande Professional Development Award, have been named in his honor.