diff --git a/packages/react-native/gradle/libs.versions.toml b/packages/react-native/gradle/libs.versions.toml
index f21668ffff84..2f9c46664953 100644
--- a/packages/react-native/gradle/libs.versions.toml
+++ b/packages/react-native/gradle/libs.versions.toml
@@ -44,7 +44,7 @@ yoga-proguard-annotations = "1.19.0"
 boost="1_83_0"
 doubleconversion="1.1.6"
 fastFloat="8.0.0"
-fmt="11.0.2"
+fmt="12.1.0"
 folly="2024.11.18.00"
 glog="0.3.5"
 gflags="2.2.0"
diff --git a/packages/react-native/third-party-podspecs/RCT-Folly.podspec b/packages/react-native/third-party-podspecs/RCT-Folly.podspec
index 8df5864328b5..0c00066227ff 100644
--- a/packages/react-native/third-party-podspecs/RCT-Folly.podspec
+++ b/packages/react-native/third-party-podspecs/RCT-Folly.podspec
@@ -25,7 +25,7 @@ Pod::Spec.new do |spec|
   spec.dependency "DoubleConversion"
   spec.dependency "glog"
   spec.dependency "fast_float", "8.0.0"
-  spec.dependency "fmt", "11.0.2"
+  spec.dependency "fmt", "12.1.0"
   spec.compiler_flags = '-Wno-documentation -faligned-new'
   spec.source_files = 'folly/String.cpp',
                       'folly/Conv.cpp',
diff --git a/packages/react-native/third-party-podspecs/fmt.podspec b/packages/react-native/third-party-podspecs/fmt.podspec
index 2f38990e226c..a40c5755e049 100644
--- a/packages/react-native/third-party-podspecs/fmt.podspec
+++ b/packages/react-native/third-party-podspecs/fmt.podspec
@@ -8,14 +8,14 @@ fmt_git_url = fmt_config[:git]
 
 Pod::Spec.new do |spec|
   spec.name = "fmt"
-  spec.version = "11.0.2"
+  spec.version = "12.1.0"
   spec.license = { :type => "MIT" }
   spec.homepage = "https://github.com/fmtlib/fmt"
   spec.summary = "{fmt} is an open-source formatting library for C++. It can be used as a safe and fast alternative to (s)printf and iostreams."
   spec.authors = "The fmt contributors"
   spec.source = {
     :git => fmt_git_url,
-    :tag => "11.0.2"
+    :tag => "12.1.0"
   }
   spec.pod_target_xcconfig = {
     "CLANG_CXX_LANGUAGE_STANDARD" => rct_cxx_language_standard(),
diff --git a/packages/rn-tester/Podfile.lock b/packages/rn-tester/Podfile.lock
index 6f3dcbc20306..d02e59f6e14a 100644
--- a/packages/rn-tester/Podfile.lock
+++ b/packages/rn-tester/Podfile.lock
@@ -3,7 +3,7 @@ PODS:
   - DoubleConversion (1.1.6)
   - fast_float (8.0.0)
   - FBLazyVector (1000.0.0)
-  - fmt (11.0.2)
+  - fmt (12.1.0)
   - glog (0.3.5)
   - hermes-engine (1000.0.0):
     - hermes-engine/cdp (= 1000.0.0)
@@ -77,20 +77,20 @@ PODS:
     - boost
     - DoubleConversion
     - fast_float (= 8.0.0)
-    - fmt (= 11.0.2)
+    - fmt (= 12.1.0)
     - glog
     - RCT-Folly/Default (= 2024.11.18.00)
   - RCT-Folly/Default (2024.11.18.00):
     - boost
     - DoubleConversion
     - fast_float (= 8.0.0)
-    - fmt (= 11.0.2)
+    - fmt (= 12.1.0)
     - glog
   - RCT-Folly/Fabric (2024.11.18.00):
     - boost
     - DoubleConversion
     - fast_float (= 8.0.0)
-    - fmt (= 11.0.2)
+    - fmt (= 12.1.0)
     - glog
   - RCTDeprecation (1000.0.0)
   - RCTRequired (1000.0.0)
@@ -2679,7 +2679,7 @@ SPEC CHECKSUMS:
   DoubleConversion: cb417026b2400c8f53ae97020b2be961b59470cb
   fast_float: b32c788ed9c6a8c584d114d0047beda9664e7cc6
   FBLazyVector: d3c2dd739a63c1a124e775df075dc7c517a719cb
-  fmt: a40bb5bd0294ea969aaaba240a927bd33d878cdd
+  fmt: 530618a01105dae0fa3a2f27c81ae11fa8f67eac
   glog: 5683914934d5b6e4240e497e0f4a3b42d1854183
   hermes-engine: 5a9adf9081befbac6b81bc0c81522430a7eb7da1
   MyNativeView: 26b517931cc8bfc7b602c410572b323348185461
diff --git a/scripts/releases/ios-prebuild/configuration.js b/scripts/releases/ios-prebuild/configuration.js
index 5719eaf3d13d..4a00cdc0e4b4 100644
--- a/scripts/releases/ios-prebuild/configuration.js
+++ b/scripts/releases/ios-prebuild/configuration.js
@@ -80,9 +80,9 @@ const dependencies /*: $ReadOnlyArray<Dependency> */ = [
   },
   {
     name: 'fmt',
-    version: '11.0.2',
+    version: '12.1.0',
     url: new URL(
-      'https://github.com/fmtlib/fmt/archive/refs/tags/11.0.2.tar.gz',
+      'https://github.com/fmtlib/fmt/archive/refs/tags/12.1.0.tar.gz',
     ),
     files: {
       sources: ['src/format.cc', 'include/fmt/*.h'],