diff --git a/plugins/git/README.md b/plugins/git/README.md
index bcadc4713..75fb37cc6 100644
--- a/plugins/git/README.md
+++ b/plugins/git/README.md
@@ -265,6 +265,7 @@ receive further support.
 | `git_develop_branch`     | Returns the name of the “development” branch: `dev`, `devel`, `development` if they exist, `develop` otherwise. |
 | `git_main_branch`        | Returns the name of the main branch: `main` if it exists, `master` otherwise.                                   |
 | `grename <old> <new>`    | Renames branch `<old>` to `<new>`, including on the origin remote.                                              |
+| `gac`                    | Stages and commits an untracked file.                                                                           |
 | `gbda`                   | Deletes all merged branches                                                                                     |
 | `gbds`                   | Deletes all squash-merged branches (**Note: performance degrades with number of branches**)                     |
 
diff --git a/plugins/git/git.plugin.zsh b/plugins/git/git.plugin.zsh
index f34c0726b..ef489c88a 100644
--- a/plugins/git/git.plugin.zsh
+++ b/plugins/git/git.plugin.zsh
@@ -115,6 +115,22 @@ alias gamscp='git am --show-current-patch'
 alias gams='git am --skip'
 alias gap='git apply'
 alias gapt='git apply --3way'
+
+# Adds and commits an untracked file.
+function gac() {
+  if [ $# -lt 2 ]; then
+    echo "Usage: gac <file> <commit message>"
+    return 1
+  fi
+
+  local file="$1"
+  shift
+  local message="$@"
+
+  git add "$file"
+  git commit -m "$message"
+}
+
 alias gbs='git bisect'
 alias gbsb='git bisect bad'
 alias gbsg='git bisect good'