Father's Day 2027 is Sunday, June 20. The aviation museum, Kennesaw Mountain, the Juneteenth weekend on the Square and what ran for dads in 2026.

Last checked Oct. 5, 2026. This page is updated each year at the same address. 2027 events had not been announced when we checked; the year is marked on every past event below. We list brunch only from restaurants’ own pages.

Father’s Day 2027 is Sunday, June 20. In Marietta it shares the weekend with Juneteenth, and in 2026 the two were celebrated together on the Square.

Who to call

  • Aviation History and Technology Center: 770-919-5700
  • Kennesaw Mountain visitor center: 770-427-4686
  • Emergency: 911

Planes, battlefields and history

Aviation History and Technology Center, 555 Perrin Road. Explore 15 military and civilian aircraft, including the inside of a C-141B StarLifter, with veterans and former aviation workers on staff. Open Friday and Saturday 10 a.m. to 5 p.m. and Sunday noon to 5 p.m., with last admission at 4:20 p.m. Adults $7, students and seniors $5, under 5 free. Guided tours run at 1 p.m. on request when volunteers are available, and hours depend on the weather. All from the center’s visit page.

Kennesaw Mountain National Battlefield Park. The visitor center is open 9 a.m. to 5 p.m. daily, and a free shuttle runs to the top of the mountain every half hour, according to the park’s information page; parking fees apply. The park marked the 162nd anniversary of the Battle of Kennesaw Mountain on June 27-28, 2026, as listed by Visit Marietta. Trails are in our walking and biking trails guide.

Juneteenth and Father’s Day on the Square: 2026

The Cobb County branch of the NAACP and the city co-host Marietta’s annual Juneteenth celebration. In 2026 it ran over the Father’s Day weekend:

  • Juneteenth Cultural Festival, Saturday, June 20, 2026, 10 a.m. to 7 p.m., Marietta Square. Free.
  • Juneteenth Father’s Day Salute to Heroes, Sunday, June 21, 2026, 2 to 6 p.m., Glover Park. Free.

Both as listed by Visit Marietta, with the organizer at cobbnaacp.org. The city’s 2026 event calendar listed the Juneteenth Celebration as June 19-21. The 2027 dates had not been posted.

Other 2026 events for dads

  • Dog Dad Field Day, The Drafty Dane, 942 Roswell St., 10 a.m. to 1 p.m. Saturday, June 20, 2026: agility games and a ball pit for dogs, as listed by Visit Marietta. More in our dog-friendly Marietta guide.
  • Cheers and Beers for Dad, Deep Roots Wine Market, 107 Church St., 2 to 4 p.m. June 20, 2026, with beer samples, as listed by Visit Marietta.

Car shows and brunch

We found no Father’s Day car show in Marietta posted by an organizer. For brunch, we list only restaurants that post their own Father’s Day menus; none had for 2027. Restaurants that serve brunch every weekend are in our brunch guide.

What this means for you

  • The aviation center is open Sunday afternoons only from noon, so plan a Father’s Day visit after lunch.
  • Juneteenth is a city holiday: in 2026 the city closed its offices on June 19.
  • Holding a car show or Father’s Day event? Send it through our contact page.

Related: Mother’s Day, summer camps and pools, Fourth of July fireworks and free things to do.

Frequently asked questions

When is Father’s Day 2027?

Sunday, June 20, 2027. Juneteenth falls the day before, Saturday, June 19.

What can I do with Dad in Marietta?

The Aviation History and Technology Center at 555 Perrin Road shows 15 military and civilian aircraft and is open noon to 5 p.m. on Sundays. Kennesaw Mountain National Battlefield Park’s visitor center is open daily, with a free shuttle to the top.

Are there car shows in Marietta on Father’s Day?

We found no Father’s Day car show in Marietta posted by an organizer for 2026 or 2027. Send one through our contact page and we will add it.

What Father’s Day events were in Marietta in 2026?

The Cobb NAACP’s Juneteenth Father’s Day Salute to Heroes was held in Glover Park on Sunday, June 21, 2026, and The Drafty Dane held a Dog Dad Field Day on June 20.