Russell, 67, and 14-year-old Ryder — Hudson’s son with her ex-husband, The Black Crowes singer Chris Robinson — went shirtless and wrote matching black sunglasses as their hair flowed with the breeze and they stared off into the ocean.
Over the weekend the pregnant Fabletics activewear founder, 39, went kayaking and enjoyed a relaxing day on Troulos Bay beach with her kids and musician Fujikawa.
The vacation serves as one of Hudson’s last getaways she Hudson welcomes her first daughter with Fujikawa later this summer.
“She was excited about traveling to Europe one last time before her baby girl arrives,” a source says of the Almost Famous star, adding that Hudson is due in August. “She and Danny are great. Kate is bubbly with excitement every time she talks about Danny and how they are having a family together. She is crazy about Danny.”
RELATED VIDEO: Pregnant Kate Hudson Poses with Her Sons on Final Mother’s Day as a Mom of Two: ‘Me and My Boys’
Hawn, 72, also appreciated getting off the grid — which the Oscar winner referred to as “OTG” in a shot she shared on Monday.
“Spending some good OTG time in Greece with @theoliverhudson and fam!” the Oscar winner captioned an Instagram photo of her oldest son, 41, wearing a Speedo with his name printed on the behind.