The humanitarian response by national governments to the 2010 Haiti earthquake included numerous national governments from around the world pledging to send humanitarian aid to the Haitian people. The United Nations Office for the Coordination of Humanitarian Affairs (OCHA) and ReliefWeb are coordinating and tracking this aid.

More than six months later, after the earthquake, less than one-tenth of the money that was pledged by foreign governments to the United Nations special fund for the Haiti quake was actually received. of all the nations that had pledged money to this fund only 20 countries had actually sent any money: Australia, Brazil, Canada, China, Denmark, Estonia, Finland, France, Germany, Ireland, Italy, Netherlands, New Zealand, Norway, South Africa, Spain, Sweden, Switzerland, United Kingdom, and the United States. Others have sent supplies and/or personnel instead of money, and/or they pledged or sent money outside of the UN channels.

Initial pledges of assistance were tracked by the US Congressional Research Service. In 2015, the United Nations reported that US$13.34 billion had been earmarked for Haiti through 2020, though in the two years following the quake, less than half of that amount had been deployed.

Americas North America

: Haitian-born Canadian Governor General Michaëlle Jean issued a statement, with parts in Haitian Creole, thanking the Cabinet for its swift action and the Canadian media for its coverage, as well as urging strength and courage to Haitians. Canadian Prime Minister Stephen Harper stated, "While officials are currently assessing the damage and the possibility of Canadians injured, Canada stands ready to provide any necessary assistance to the people of Haiti during this time of need." Prior to the disaster, Haiti was Canada's second largest aid recipient. The Minister of Foreign Affairs then announced that Canada, home of a large Haitian community, would be donating an additional Can$5 million dollars in emergency aid, as well as matching donations from Canadians to build an emergency fund up to Can$100 million to help humanitarian efforts in Haiti.

The Canadian government made Haitian immigrants in the family class a priority. On 19 January 2010, the Canadian government announced an additional Can$80 million for relief efforts in Haiti. This includes Can$60 million to the UN appeal, including Can$39 million to the World Food Programme for food security needs and Can$15 million to UNICEF; Can$11.5 million to six Canadian NGOs; Can$8.5 million to the Red Cross; and smaller amounts to other organizations including the International Organization for Migration, the World Health Organization, the Pan-American Health Organization, The United Nations Population Fund, and the United Nations Department for Safety and Security; for a total donation of up to Can$135 million including the original Can$5 million and the promise to match donations made by Canadians to charities providing Haiti relief up to Can$50 million.

Canadian Forces mounted Operation Hestia, led by Brigadier General Guy Laroche with a mandate to deliver a wide range of services in support of security and reconstruction Canada's Disaster Assistance Response Team (DART) was sent to Haiti, along with the frigate and the destroyer . CC-177 Globemaster and CC-130 Hercules III transports delivered personnel and equipment, including six G-Wagon armored cars and six CH-146 Griffon search and rescue helicopters. The CH-124 Sea King from Athabaskan also participated in the operation including search and rescue and evacuation.

Canadian Forces also deployed 1,200 troops from the 3e Bataillon, Royal 22e Régiment, including two rifle companies and one field engineer. A further 60 vehicles were deployed along with crews, bringing the total number of Canadian troops in Haiti to 2,000, including the 500 sailors aboard Athabaskan and Halifax. Canadian Forces collaborated directly with Canadian Medical Assistance Team in the operation of their field hospital in Léogâne. On 21 January 2010, Canadian Defence Minister Peter MacKay announced that 1 Field Hospital based in Petawawa, Ontario would be sent to Léogâne along with its medical staff of at least 100 personnel in the next couple of days.

Almost 2,000 persons were evacuated from Haiti to Canada on 20 flights. On 23 January 2010, Canadian Foreign Minister Lawrence Cannon announced that 17 Canadians had died, 1,939 Canadians had been located, and that 236 remained unaccounted for. Canadian Prime Minister Stephen Harper announced on Saturday that the government has removed the Can$50 million cap placed on the donation amount the government would match. Approximately Can$113 million has been donated by Canadians. An English language Canada for Haiti telethon raised Can$16 million and its Francophone counterpart generated Can$6.6 million. With the matching donation from the federal government, Canada's total aid contribution will be over Can$226 million. On 26 January 2010, the DART team established a new 5,000-liter drinking water system in Jacmel.

: After the 1985 Mexico City earthquake, the Ministry of Foreign Affairs will deploy a plan used to aid civilians during the natural disasters in Haiti. As an emergency response the government sent three Hercules C-130 military aircraft carrying over 20 tons in supplies, as well as satellite communication devices, water treatment plants, electricity generators, and over 160 specialists in search and rescue, health professionals, and engineers sent to set up communications in Haiti. One of these airplanes, with 60 federal policemen, had to temporarily abort its mission, due to lack of space at the airport. The water treatment plant had to be returned to Mexico, due to lack of ground transportation. The government also sent the Navy's amphibious lander with several thousand tons of aid materials, and the hospital ship ARM Huasteco, as well as additional aircraft.

In the aftermath of the earthquake, the Mexican government granted humanitarian visas to the family members of Haitian-Mexicans. As of 27 April 2010, the number of Haitian citizens granted visas was 324, with 250 arriving on the Mexican naval ship .

During a visit to the national Mexican Red Cross Collection Center, Mexican President Felipe Calderón announced that Mexico will make a special donation to Haiti with the amount of US$8 million, which will be channeled through the United Nations.

To help with Haiti's recovery, Mexico will give scholarships to 300 Haitian students to study at Mexican universities. These students will also each receive a US$625 monthly stipend while their studies continue. The first 103 students arrived in 2013, followed by 93 in 2014 and the rest arriving in 2015.

: U.S. President Barack Obama pledged an initial US$100 million in aid.Haiti: Is U.S. AID effective?: Hearing Before the Committee on Foreign Affairs, House of Representatives, One Hundred Thirteenth Congress, First Session, October 9, 2013

Obama said: "My thoughts and prayers go out to those who have been affected by this earthquake. We are closely monitoring the situation and we stand ready to assist the people of Haiti." The aid amount was later raised to US$379 million. The aid is distributed through the military and through the U.S. Agency for International Development The expected breakdown of aid was:

42% for direct disaster assistance 33% for U.S. military aid 9% for food 9% to transport the food 5% for paying Haitian survivors employed in recovery efforts less than 1% directly to the Haitian government about 0.5% to the Dominican Republic for dealing with Haitian refugees.

At the request of President Obama, two former Presidents Bill Clinton and George W. Bush have agreed to help, forming the Clinton Bush Haiti Fund, a charity organization to aid the victims of the Haiti earthquake.

Elements of the US Military were deployed to Haiti as part of Operation Unified Response. Over 16,000 United States military personnel were deployed to Haiti in support of the US response:

The US Coast Guard cutters and , both arrived in Port-au-Prince on 13 January 2010. A Maritime Intelligence Support Team aboard Forward assessed damage to the port. The cutters were supported by the destroyer . Two US Air Force special operations MC-130H Combat Talon II aircraft also arrived with emergency supplies, medical units, and special operations teams. Other Coast Guard ships including and were dispatched. As of 14 January 2010, the US Air Force Special Operations personnel were controlling operations at Toussaint L'Ouverture International Airport, after having cleared runways and setting up 24-hour air traffic control. On 15 January 2010, the aircraft carrier arrived off Port-au-Prince to provide humanitarian aid, with its trained personnel, emergency supplies and 19 helicopters on deck. The U.S. Navy hospital ship with 1,000 beds and 956 naval hospital staff was deployed to Haiti, as were the guided-missile frigate , and the guided missile cruiser . Approximately 2,000 US Marines of the 22nd Marine Expeditionary Unit from Camp Lejeune sailed on , , and ; and 3,000 United States Army soldiers of the 82nd Airborne Division from Fort Bragg were sent on 14 January 2010. Additional Marines from the 24th MEU on , , and ; which sailed from Naval Station Norfolk, were diverted from their scheduled deployment to the Middle East. This was the first use of the V-22 Osprey for a humanitarian mission.

Four injured personnel from the US embassy were evacuated to the naval base at Guantanamo Bay by US Coast Guard helicopters.

As of 29 January 2010, the US suspended medical evacuations of critically injured victims due to a dispute over who would pay for medical care.

According to Dr. Barth A. Green, co-founder of Project Medishare for Haiti, a nonprofit group affiliated with the University of Miami's Miller School of Medicine that had been evacuating about two dozen patients a day, this suspension could be catastrophic for the injured patients, adding "People are dying in Haiti because they can't get out.", archived at Medical evacuations were resumed on 1 February 2010.

Central America and the Caribbean : The Antiguan government donated EC$100,000 (US$37,000) to relief efforts.Help on the way...Government pledges EC$100,000 to aid Haiti from www.antiguasunonline.com 15 January 2010

: Bahamian Immigration Minister John Thompson suspended the repatriation of illegal Haitians residing in the country. With the prospect of a massive exodus of refugees fleeing from Haiti, government officials are sending tents, bedding, food and personnel to the island of Inagua, which is the closest Bahamian island to Haiti.

: The Government of Barbados established a mechanism to coordinate national relief efforts and identify military personnel to aid in the earthquake damaged areas.

: The Government of Belize has offered aid to Haiti.

: On 13 January 2010, Costa Rican President Óscar Arias announced that Costa Rica would be sending as much help as possible when the United Nations had a list ready. Arias also said that it was time for the world to remember Haiti. On 15 January 2010, Costa Rica sent a team of 55 personnel trained in the search and rescue of victims under collapsed structures. Due to the heavy air traffic in the area and logistical limitations, the team composed of firefighters, doctors, police officers, and Red Cross paramedics had to first land in the Dominican Republic and later brought to Port-au-Prince by an American military airplane. They brought with them satellite communication devices and two uninterruptible power supply units provided by the Costa Rican Institute of Electricity which can create up to 24 satellite phone lines. The team also brought with it two detection dogs trained on search and rescue provided by the Costa Rican Emergency Commission.