| Cattleya Rosa van Leemput | 23 Mar 2001 | Cattleya purpurata × Cattleya King George (1915) |
| Cattleya Lucien de Metter | 01 Jan 1980 | Cattleya loddigesii × Cattleya King George (1915) |
| Rhyncholaeliocattleya Marie Collette | 01 Jan 1971 | Cattleya King George (1915) × Rhyncholaelia digbyana |
| Rhyncholaeliocattleya Roberta Pittman | 01 Jan 1967 | Rhyncholaeliocattleya Gladys Lines × Cattleya King George (1915) |
| Rhyncholaeliocattleya June Kaufman | 01 Jan 1963 | Cattleya King George (1915) × Rhyncholaeliocattleya Jane Helton |
| Cattleya King Cad | 01 Jan 1960 | Cattleya R. Cadwalader × Cattleya King George (1915) |
| Cattleya Srisophon | 01 Jan 1959 | Cattleya King George (1915) × Cattleya Carmencita |
| Cattleya Kingas | 01 Jan 1958 | Cattleya King George (1915) × Cattleya warscewiczii |
| Cattleya Aladdin's Lamp | 01 Jan 1958 | Cattleya Dorothy Fried × Cattleya King George (1915) |
| Cattleya Golden Harvest | 01 Jan 1958 | Cattleya King George (1915) × Cattleya Fabia (1894) |
| Cattleya Kingston | 01 Jan 1955 | Cattleya King George (1915) × Cattleya Washington (1950) |
| Rhyncholaeliocattleya Bordighera | 01 Jan 1955 | Cattleya King George (1915) × Rhyncholaeliocattleya Lilian Sutter |
| Cattleya Powell River | 01 Jan 1954 | Cattleya Telegraph Creek × Cattleya King George (1915) |
| Cattleya Juanita Malloy | 01 Jan 1952 | Cattleya King George (1915) × Cattleya Ville de Liege |
| Cattleya King Mimosa | 01 Jan 1949 | Cattleya King George (1915) × Cattleya Mimosa |
| Cattleya King Rex | 01 Jan 1949 | Cattleya Rex (1919) × Cattleya King George (1915) |
| Cattleya Nora White | 01 Jan 1949 | Cattleya Mrs. Medo × Cattleya King George (1915) |
| Cattleya Kegonsa | 01 Jan 1948 | Cattleya King George (1915) × Cattleya Prince John |
| Cattleya Jorge | 01 Jan 1948 | Cattleya Joan Harris × Cattleya King George (1915) |
| Rhyncholaeliocattleya Minking | 01 Jan 1948 | Rhyncholaeliocattleya Minpuss × Cattleya King George (1915) |
| Rhyncholaeliocattleya Gold Mist | 01 Jan 1948 | Rhyncholaeliocattleya The Baroness × Cattleya King George (1915) |
| Cattleya Glenferness | 01 Jan 1944 | Cattleya Sunburst (1927) × Cattleya King George (1915) |
| Cattleya Plymouth | 01 Jan 1942 | Cattleya Ruth (1936) × Cattleya King George (1915) |
| Cattleya Golden Joy | 01 Jan 1942 | Cattleya Canberra × Cattleya King George (1915) |
| Cattleya Bellerophon | 01 Jan 1931 | Cattleya Bellona × Cattleya King George (1915) |
| Cattleya Tagus | 01 Sep 1923 | Cattleya King George (1915) × Cattleya Rhoda (1908) |
| Cattleya King George (1922) | 01 May 1922 | Cattleya Bletchleyflora × Cattleya King George (1915) |
| Cattleya Prince Shimadzu (1922) | 01 Jan 1922 | Cattleya Doris (1904) × Cattleya King George (1915) |
| Cattleya Cytherea | 01 Jan 1922 | Cattleya King George (1915) × Cattleya Venus (1908) |
| Cattleya Our Prince | 01 Jan 1922 | Cattleya dowiana × Cattleya King George (1915) |
| Cattleya Princess Mary | 01 Jan 1921 | Cattleya Thyone (1912) × Cattleya King George (1915) |
| Cattleya Georgius Invincible | 02 Sep 1920 | Cattleya Invincible × Cattleya King George (1915) |