Is Gisele Bundchen Pregnant? According to a ton of articles out, she could be about two months pregnant. I have heard that Gisele put on 15 pounds because she quit smoking. But perhaps Bundchen is actually impregnated by Tom Brady. Explaining the sudden gain in her weight. Either way Gisele Bundchen has been on fire in the modeling world. Her being pregnant is big news for those that follow up on the latest fashion.