diff --git a/cpp/README.md b/cpp/README.md
index 2c05b10fe13..321dd409d0e 100644
--- a/cpp/README.md
+++ b/cpp/README.md
@@ -24,7 +24,7 @@ as well as for the C++ libraries for Apache Parquet.
 
 ## Installation
 
-See https://arrow.apache.org/install/ for the latest instructions how
+See https://arrow.apache.org/install/ for the latest instructions on how
 to install pre-compiled binary versions of the library.
 
 ## Source Builds and Development
diff --git a/cpp/examples/parquet/parquet_arrow/README.md b/cpp/examples/parquet/parquet_arrow/README.md
index e99819fd230..43b0901e379 100644
--- a/cpp/examples/parquet/parquet_arrow/README.md
+++ b/cpp/examples/parquet/parquet_arrow/README.md
@@ -17,4 +17,4 @@ Using parquet-cpp with the arrow interface
 
 This folder contains an example project that shows how to setup a CMake project
 that consumes `parquet-cpp` as a library as well as how you can use the
-`parquet/arrow` interface to reading and write Apache Parquet files.
+`parquet/arrow` interface to read and write Apache Parquet files.
diff --git a/cpp/src/arrow/flight/sql/odbc/tests/tables_test.cc b/cpp/src/arrow/flight/sql/odbc/tests/tables_test.cc
index 01a19337f4f..c8d23306937 100644
--- a/cpp/src/arrow/flight/sql/odbc/tests/tables_test.cc
+++ b/cpp/src/arrow/flight/sql/odbc/tests/tables_test.cc
@@ -340,9 +340,9 @@ TEST_F(TablesMockTest, SQLTablesTestGetMetadataForUnicodeTableByTableName) {
 TEST_F(TablesMockTest, SQLTablesTestGetMetadataForInvalidTableNameNoData) {
   this->CreateTestTables();
 
-  SQLWCHAR invalid_table_name[] = L"NonExistanttable_name";
+  SQLWCHAR invalid_table_name[] = L"NonExistenttable_name";
 
-  //  Try to get metadata for a non-existant table name
+  //  Try to get metadata for a non-existent table name
   ASSERT_EQ(SQL_SUCCESS, SQLTables(this->stmt, nullptr, SQL_NTS, nullptr, SQL_NTS,
                                    invalid_table_name, SQL_NTS, nullptr, SQL_NTS));
 
diff --git a/cpp/subprojects/README.md b/cpp/subprojects/README.md
index 9a022c7336b..158d07594cb 100644
--- a/cpp/subprojects/README.md
+++ b/cpp/subprojects/README.md
@@ -70,7 +70,7 @@ In the default case, Meson will use the wrap file as a fallback. If a dependency
 can be satisfied by the system, then it will not use the wrap file to download
 any sources. However, you can toggle the behavior of the wrap system via the
 `--wrap-mode=` configuration option. `--wrap-mode=forcefallback` will always
-download and use the source defined in a wrap file, even if the depdendency could
+download and use the source defined in a wrap file, even if the dependency could
 be satisfied by the system. By contrast, `--wrap-mode=nofallback` will require
 that the system satisfies dependencies. For more ways to handle wrap dependencies,
 see https://mesonbuild.com/Subprojects.html#commandline-options