Kendall Jenner
The Keeping Up with the Kardashians star donned a short blue dress and pointed white shoes at the event.
Karen Gillan
The Jumanji star wore a flowing red dress and matching red heels.
Olivia Wilde and Jason Sudeikis
The comedian kept things casual in pants and a blazer, but Wilde glowed in her light blue wide-legged suit.
Kaley Cuoco
The future Harley Quinn went with a matching two-piece outfit with various patterns.
Justin Hartley & Chrishell Stause Hartley
The This Is Us star and his wife both opted for cool colors and patterns at the polo game.
Wilmer Valderrama
Wilmer Valderrama looked cool and cozy in a turtleneck and blazer.
Ellen Pompeo
Dr. Grey looks red-hot in her long-sleeve dress and casual white kicks.
Harry Shum Jr.
The Crazy Rich Asians star kept it classy in his black and white jacket over his white shirt and pants.
Mandy Moore
The This Is Us star was all smiles at the Polo Classic.
Garcelle Beauvais
The Magicians actress stunned in a blue and green halter dress at the Polo Classic.
Angela Sarafyan
The Westworld actress was a vision in roses at the Polo Classic.
Rebel Wilson
The Pitch Perfect star looked aca-awesome in a long black dress.
Abbie Cornish
The Jack Ryan star kept it cool and seasonal in a black dress with a leaf print.
Molly Sims
The model was a vision in violet while rocking a long dress.
Rumer Willis
The model kept it classic with black and white tones at the Veuve Clicquot Polo Classic.
Victoria Justice
The Victorious star opted for a one-shoulder Aje Olearia dress at the polo event.
Camilla Belle
The actress wore a black and white plaid pattern in a matching two-piece outfit to the event.