Photo: Arturo Holmes/Getty

On Tuesday, Johnson,28, shared an adorable new photo of son Rome Valentin Chmerkovskiy, whom she shares with husbandVal Chmerkovskiy, on Instagram.
“Cannot believe it’s been 4 weeks of being completely infatuated with you. Thank you for bursting my heart wide open and showing me whatunconditional love is,” Johnson captioned the sweet post.
Jenna Johnson Chmerkovskiy/Instagram
“ROME 🥹🥹🥹 sweet boy I love you so much!!!!!!“So You Think You Can DancealumLindsay Arnold Cusick, 29, commented on the post.
Dancing with the Starstroupe memberHayley Erbert, 28, wrote: “Ahhhhh he is so perfect!! 😍🥺.”
While the couple kept the name under wraps, they had it picked out for years,Johnson told PEOPLE exclusivelyin July.
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“We actually have had a boy and a girl name picked out for three years now,” she shared. “Val actually picked out the name for our boy, so we have it.”
The couple tied the knot in 2019.
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Johnson has opened up about her journey toward motherhood, including the painful reality of experiencing months of negative results.
“I remember watching people share these videos and aching because I wished so badly I could experience that joy,” Johnson wrote in acandid Instagram postshared last year. “After two years of infertility, and hundreds of negative tests after negative tests, it was heart-wrenching at times to stay optimistic and made me question whether I would ever have this opportunity.”
She encouraged anyone struggling with pregnancy to not “lose hope.”
source: people.com