diff --git a/go/arrow/array/data.go b/go/arrow/array/data.go
index 5be4e2779bce5..264896159baac 100644
--- a/go/arrow/array/data.go
+++ b/go/arrow/array/data.go
@@ -24,7 +24,7 @@ import (
 	"github.com/apache/arrow/go/arrow/memory"
 )
 
-// Data is a type which represents the memory and metadata for an Arrow array.
+// Data represents the memory and metadata of an Arrow array.
 type Data struct {
 	refCount  int64
 	dtype     arrow.DataType
diff --git a/go/arrow/array/string.go b/go/arrow/array/string.go
index d9c324a8cc43b..42e87d8dfa48c 100644
--- a/go/arrow/array/string.go
+++ b/go/arrow/array/string.go
@@ -30,7 +30,7 @@ const (
 	stringArrayMaximumCapacity = math.MaxInt32
 )
 
-// String is a type which represents an immutable sequence of variable-length UTF-8 strings.
+// String represents an immutable sequence of variable-length UTF-8 strings.
 type String struct {
 	array
 	offsets []int32