diff --git a/arrow-array/src/array/byte_array.rs b/arrow-array/src/array/byte_array.rs
index ffabb6e174f5..662490c9dda0 100644
--- a/arrow-array/src/array/byte_array.rs
+++ b/arrow-array/src/array/byte_array.rs
@@ -106,6 +106,24 @@ impl<T: ByteArrayType> GenericByteArray<T> {
         })
     }
 
+    /// Create a new [`GenericByteArray`] from the provided parts, without validation
+    ///
+    /// # Safety
+    ///
+    /// Safe if [`Self::try_new`] would not error
+    pub fn new_unchecked(
+        offsets: OffsetBuffer<T::Offset>,
+        values: Buffer,
+        nulls: Option<NullBuffer>,
+    ) -> Self {
+        Self {
+            data_type: T::DATA_TYPE,
+            value_offsets: offsets,
+            value_data: values,
+            nulls,
+        }
+    }
+
     /// Create a new [`GenericByteArray`] of length `len` where all values are null
     pub fn new_null(len: usize) -> Self {
         Self {