| Cabinet Name: | First Botha Cabinet |
| Cabinet Number: | 1st |
| Jurisdiction: | the Union of South Africa (since the 1909 South Africa Act) |
| Flag: | Red Ensign of South Africa (1912–1951).svg |
| Flag Border: | true |
| Incumbent: | 1910–1915 |
| State Head Title: | Monarch |
| State Head: | King George V |
| Governor General Title: | Governor-General |
| Government Head Title: | Prime Minister |
| Government Head: | Louis Botha |
| Political Party: | South African Party |
| Legislature Status: | Majority |
| Opposition Party: | Unionist Party |
| Opposition Leader: | Leander Starr Jameson |
| Election: | 1910 election |
| Successor: | Botha II |
The Louis Botha government appointed the members of the government in South Africa led by Prime Minister Louis Botha between 31 May 1910 and 3 September 1919.
The former boer general Louis Botha, Prime Minister of Transvaal was appointed by the British crown to become the first Prime Minister of the Union of South Africa during its formation on 31 May 1910. The first national general elections were held on 15 September 1910 and ended in the victory of the coalition led by the "Het Volk" party led by Louis Botha (67 seats) against the 37 seats won by the Unionists of Leander Starr Jameson. The remaining 26 seats were won by small parties.
The Botha coalition, made up of Anglo-Afrikaner parties, became the South African Party. In Elections of October 1915, the South African Party won 54 seats against 40 for Unionists 27 seats in the National Party, 4 seats to the Labour Party of South Africa and six seats distributed among small groups.
| Post | Minister | Term | Party | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Prime Minister | Gen. Louis Botha | 1910 | align=center | 1915 | align=center | SAP | ||||
| Minister of Agriculture |
| 1913 | align=center | 1915 | align=center | SAP | ||||
| Gen. Louis Botha | 1912 | 1913 | align=center | SAP | ||||||
| The Hon. J. W. Sauer MP | 1912 | 1912 | align=center | SAP | ||||||
| Gen. Louis Botha | 1910 | 1912 | align=center | SAP | ||||||
| Minister of Commerce and Industry |
| 1911 | 1912 | align=center | SAP | |||||
| The Hon. F. R. Moore MP | 1910 | 1911 | align=center | SAP | ||||||
| Minister of Defence | Gen. Jan Smuts | 1912 | align=center | 1915 | align=center | SAP | ||||
| Minister of Education |
| 1910 | align=center | 1915 | align=center | SAP | ||||
| Minister of Finance | Gen. Jan Smuts | 1912 | 1915 | align=center | SAP | |||||
| The Hon. Henry Charles Hull MP | 1910 | 1912 | align=center | SAP | ||||||
| Minister of Interior Affairs | Gen. Jan Smuts | 1913 | align=center | 1915 | align=center | SAP | ||||
| The Hon. Abraham Fischer MP | 1912 | 1913 | align=center | SAP | ||||||
| Gen. Jan Smuts | 1910 | 1912 | align=center | SAP | ||||||
| Minister of Justice |
| 1913 | align=center | 1915 | align=center | SAP | ||||
| The Hon. J. W. Sauer MP | 1912 | 1913 | align=center | SAP | ||||||
| The Hon. Barry Hertzog MP | 1910 | 1912 | align=center | SAP | ||||||
| Minister of Lands and Irrigation |
| 1913 | 1915 | align=center | SAP | |||||
| The Hon. Abraham Fischer MP | 1910 | 1913 | align=center | SAP | ||||||
| Minister of Mines and Industry |
| 1912 | align=center | 1915 | align=center | SAP | ||||
| Gen. Jan Smuts | 1910 | 1912 | align=center | SAP | ||||||
| Minister of Native Affairs< | -- NOTE: The departments were not named "Bantu Administration and Development, and Bantu Education". This happened much later under the so-called "Apartheid regime" in the 1960/70's....--> | Gen. Louis Botha | 1913 | align=center | 1915 | align=center | SAP | |||
| The Hon. J. W. Sauer MP | 1912 | 1913 | align=center | SAP | ||||||
| The Hon. Barry Hertzog MP | 1912 | 1912 | align=center | SAP | ||||||
| The Hon. Henry Burton MP | 1910 | 1912 | align=center | SAP | ||||||
| Minister of Posts and Telegraphs |
| 1912 | 1915 | align=center | SAP | |||||
| The Hon. George Leuchars MP | 1912 | 1912 | align=center | SAP | ||||||
| The Hon. D. P. de Villiers Graaf MP | 1910 | 1912 | align=center | SAP | ||||||
| Minister of Public Works |
| 1912 | align=center | 1915 | align=center | SAP | ||||
| The Hon. D. P. de Villiers Graaf MP | 1910 | 1912 | align=center | SAP | ||||||
| Minister of Railways and Harbours |
| 1912 | align=center | 1915 | align=center | SAP | ||||
| The Hon. J. W. Sauer MP | 1910 | 1912 | align=center | SAP | ||||||