Justin Timberlake shares a photo of himself holding his son, Silas, on Father's Day (Instagram)

Blake Lively posted a photo of her husband Ryan Gosling and their daughter James (via Instagram)

Paul Walker's daughter Meadow shared a memorable photo of her father (via Instagram)

Kylie Jenner posted a throwback photo of her father before her gender transition (via Instagram)

Kylie Jenner's father lives as a woman named "Caitlyn" (Instagram)