(AP Photo/Mark Schiefelbein) Donald Trump Jr., from left, Howard Lutnick, Sundar Pichai, Elon Musk, Viktor Knavs and and Barron Trump arrive at the 60th Presidential Inauguration in the Rotunda of ...

Viktor Knavs, Eric Trump, Lara Trump and Tiffany Trump attend the national prayer service at the Washington National Cathedral, Tuesday, Jan. 21, 2025, in Washington. (AP Photo/Evan Vucci ...

Donald Trump Jr., from left, Howard Lutnick, Sundar Pichai, Elon Musk, Viktor Knavs and and Barron Trump arrive at the 60th Presidential Inauguration in the Rotunda of the U.S. Capitol in ...

(AP Photo/Mark Schiefelbein) Donald Trump Jr., from left, Howard Lutnick, Sundar Pichai, Elon Musk, Viktor Knavs and and Barron Trump arrive at the 60th Presidential Inauguration in the Rotunda of the ...

Donald Trump Jr., from left, Howard Lutnick, Sundar Pichai, Elon Musk, Viktor Knavs and and Barron Trump arrive at the 60th Presidential Inauguration in the Rotunda of the U.S. Capitol in Washington, ...

Meta CEO Mark Zuckerberg can be seen at far left. In the left foreground are Viktor Knavs, First Lady Melania Trump's father, and Barron Trump, President Donald Trump's son. Amazon founder and ...

President Donald Trump, from front row left, first lady Melania Trump, Vice President JD Vance, his wife Usha Vance, and from back row left, Viktor Knavs, Eric Trump, Lara Trump and Tiffany Trump ...

President Donald Trump, from front row left, first lady Melania Trump, Vice President JD Vance, his wife Usha Vance, and from back row left, Viktor Knavs, Eric Trump, Lara Trump and Tiffany Trump ...

She then exclaimed "Oh!" as she tapped his arm and declared "That's the best!" Viktor Knavs, Barron Trump and Melania Trump attend the inauguration of U.S. President-elect Donald Trump in the ...

Viktor Knavs is one proud father — and grandfather. He doesn’t just show up for the milestone events for Donald and Melania Trump, he’s usually the man standing next to their only son ...