Celebrity Celebrity Relationships Celebrity Engagements 'Duck Dynasty' 's John Luke Robertson Is Engaged "She. Said. Yes," wrote the Duck Dynasty star, as his bride-to-be showed off her ring By Alison Schwartz Alison Schwartz Alison Schwartz was the former director of digital platforms at PEOPLE. She died in 2020. People Editorial Guidelines Published on October 12, 2014 12:00PM EDT Photo: Courtesy John Luke Robertson John Luke Robertson is one lucky duck: His lady love said yes! The Duck Dynasty star proposed to girlfriend Mary Kate McEacharn on Saturday, later posting a sweet snapshot to share her response. “She. Said. Yes,” Robertson, the eldest son of Willie and Korie, wrote on Instagram alongside a picture of his bride-to-be flashing her ring next to a “Future Mrs. Robertson” sign. The Duck Dynasty star had plenty to celebrate: Saturday was also his 19th birthday. “Happy Birthday to the boy I’m going to marry,” McEacharn added on Instagram. No surprise here: The engagement seemed like a true family affair. “She said YES,” wrote Rebecca Robertson, sharing a photo with the couple. “@missmarymcmcmc so excited to be your sister.” Mostly, we’re hoping cameras were rolling to capture their engagement. Teased fellow A&E star Reed Robertson on Twitter: “Coolest engagement/birthday party ever.” Willie Robertson Is Thrilled by Daughter Sadie’s DWTS Performance (VIDEO) Want more stories like this? Sign up for our newsletter and other special offers: sign me up Thank you for signing up! Willie Robertson Is Thrilled by Daughter Sadie’s DWTS Performance Close