Republican John Cowan has secured the GOP nomination in Georgia's 11th Congressional District, defeating Rob Adkerson, the former chief of staff to retiring Representative Barry Loudermilk, in a primary runoff, according to Decision Desk HQ.

Cowan, a neurosurgeon who ran unsuccessfully against Representative Marjorie Taylor Greene in a neighboring district in 2020, and Adkerson advanced to a runoff after neither candidate secured a majority in the initial May primary. The runoff was necessary because the crowded field prevented any candidate from crossing the 50% threshold required for an outright win.

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Former President Donald Trump, who carried Georgia by two points in the 2024 general election, notably refrained from endorsing in this race. Loudermilk had publicly backed Adkerson as his preferred successor. This dynamic echoes broader intra-party tensions seen in other Georgia contests, such as the Senate runoff where Trump backed Collins while Governor Kemp sided with Dooley.

Loudermilk's decision to retire after more than a decade in the House makes him the 29th Republican lawmaker to decline seeking reelection in 2026, as the GOP fights to maintain its slim majority in the lower chamber. The seat is rated as Solid Republican by the Cook Political Report, positioning Cowan as the heavy favorite in the general election this fall.

Cowan's victory also underscores the limited influence of establishment endorsements in this cycle. While Loudermilk's backing carried weight with some local GOP activists, Cowan's outsider appeal and medical background resonated with primary voters seeking a fresh face. The race did not attract the same level of national attention as other Georgia runoffs, such as the Senate contest where Trump-endorsed Collins defeated Dooley to challenge Senator Jon Ossoff.

With the primary behind him, Cowan now pivots to the general election campaign, where he will face Democratic nominee and likely underdog in the heavily Republican district. The race is expected to be a low-spending affair, with national party committees focusing resources on more competitive battleground seats. Cowan's path to Congress appears clear, barring an unexpected upset in November.