| English | catawba | | | 1 | Little, E. L., Jr. 1979. Checklist of United States trees, Agric. Handb. 541 |
| English | cigartree | | | 1 | Little, E. L., Jr. 1979. Checklist of United States trees, Agric. Handb. 541 |
| English | common catalpa | | | 1 | Liberty Hyde Bailey Hortorium. 1976. Hortus third. A concise dictionary of plants cultivated in the United States and Canada |
| English | Indian-bean | | | 1 | Little, E. L., Jr. 1979. Checklist of United States trees, Agric. Handb. 541 |
| English | Indian-bean-tree | | | 1 | Botanical Society of the British Isles. BSBI taxon database (on-line resource). |
| English | smoking-bean | | | 1 | Huxley, A., ed. 1992. The new Royal Horticultural Society dictionary of gardening |
| English | southern catalpa | | | 1 | Little, E. L., Jr. 1979. Checklist of United States trees, Agric. Handb. 541 |
| French | catalpa commun | | | 2 | Erhardt, W. et al. 2002. Zander: Handwörterbuch der Pflanzennamen, 17. Auflage |
| French | catalpa de la Caroline | | | 2 | Erhardt, W. et al. 2002. Zander: Handwörterbuch der Pflanzennamen, 17. Auflage |
| German | gewöhnlicher Trompetenbaum | | | 2 | Erhardt, W. et al. 2002. Zander: Handwörterbuch der Pflanzennamen, 17. Auflage |
| Swedish | katalpa | | | 2 | Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource) |