diff --git a/r/R/feather.R b/r/R/feather.R
index e1b74bdda9c32..420307063ba15 100644
--- a/r/R/feather.R
+++ b/r/R/feather.R
@@ -17,8 +17,8 @@
 
 #' Write data in the Feather format
 #'
-#' @param data `data.frame` or RecordBatch
-#' @param stream A file path or an OutputStream
+#' @param x `data.frame` or RecordBatch
+#' @param sink A file path or an OutputStream
 #'
 #' @export
 #' @examples
@@ -30,20 +30,20 @@
 #' })
 #' }
 #' @include arrow-package.R
-write_feather <- function(data, stream) {
-  if (is.data.frame(data)) {
-    data <- record_batch(data)
+write_feather <- function(x, sink) {
+  if (is.data.frame(x)) {
+    x <- record_batch(x)
   }
-  assert_is(data, "RecordBatch")
+  assert_is(x, "RecordBatch")
 
-  if (is.character(stream)) {
-    stream <- FileOutputStream$create(stream)
-    on.exit(stream$close())
+  if (is.character(sink)) {
+    sink <- FileOutputStream$create(sink)
+    on.exit(sink$close())
   }
-  assert_is(stream, "OutputStream")
+  assert_is(sink, "OutputStream")
 
-  writer <- FeatherTableWriter$create(stream)
-  ipc___TableWriter__RecordBatch__WriteFeather(writer, data)
+  writer <- FeatherTableWriter$create(sink)
+  ipc___TableWriter__RecordBatch__WriteFeather(writer, x)
 }
 
 #' @title FeatherTableWriter class
diff --git a/r/R/parquet.R b/r/R/parquet.R
index 0584e29925758..706494ab37f6c 100644
--- a/r/R/parquet.R
+++ b/r/R/parquet.R
@@ -51,7 +51,7 @@ read_parquet <- function(file,
 #' [Parquet](https://parquet.apache.org/) is a columnar storage file format.
 #' This function enables you to write Parquet files from R.
 #'
-#' @param table An [arrow::Table][Table], or an object convertible to it.
+#' @param x An [arrow::Table][Table], or an object convertible to it.
 #' @param sink an [arrow::io::OutputStream][OutputStream] or a string which is interpreted as a file path
 #' @param chunk_size chunk size in number of rows. If NULL, the total number of rows is used.
 #'
@@ -97,7 +97,7 @@ read_parquet <- function(file,
 #'
 #' }
 #' @export
-write_parquet <- function(table,
+write_parquet <- function(x,
   sink,
   chunk_size = NULL,
 
@@ -110,7 +110,7 @@ write_parquet <- function(table,
   data_page_size = NULL,
 
   properties = ParquetWriterProperties$create(
-    table,
+    x,
     version = version,
     compression = compression,
     compression_level = compression_level,
@@ -130,7 +130,7 @@ write_parquet <- function(table,
     allow_truncated_timestamps = allow_truncated_timestamps
   )
 ) {
-  table <- to_arrow(table)
+  x <- to_arrow(x)
 
   if (is.character(sink)) {
     sink <- FileOutputStream$create(sink)
@@ -139,9 +139,9 @@ write_parquet <- function(table,
     abort("sink must be a file path or an OutputStream")
   }
 
-  schema <- table$schema
+  schema <- x$schema
   writer <- ParquetFileWriter$create(schema, sink, properties = properties, arrow_properties = arrow_properties)
-  writer$WriteTable(table, chunk_size = chunk_size %||% table$num_rows)
+  writer$WriteTable(x, chunk_size = chunk_size %||% x$num_rows)
   writer$Close()
 }
 
diff --git a/r/man/write_feather.Rd b/r/man/write_feather.Rd
index 24636a09cb0c5..9bc3797528123 100644
--- a/r/man/write_feather.Rd
+++ b/r/man/write_feather.Rd
@@ -4,12 +4,12 @@
 \alias{write_feather}
 \title{Write data in the Feather format}
 \usage{
-write_feather(data, stream)
+write_feather(x, sink)
 }
 \arguments{
-\item{data}{\code{data.frame} or RecordBatch}
+\item{x}{\code{data.frame} or RecordBatch}
 
-\item{stream}{A file path or an OutputStream}
+\item{sink}{A file path or an OutputStream}
 }
 \description{
 Write data in the Feather format
diff --git a/r/man/write_parquet.Rd b/r/man/write_parquet.Rd
index daeb401997b58..b2471d7a5b79e 100644
--- a/r/man/write_parquet.Rd
+++ b/r/man/write_parquet.Rd
@@ -4,14 +4,13 @@
 \alias{write_parquet}
 \title{Write Parquet file to disk}
 \usage{
-write_parquet(table, sink, chunk_size = NULL, version = NULL,
+write_parquet(x, sink, chunk_size = NULL, version = NULL,
   compression = NULL, compression_level = NULL,
   use_dictionary = NULL, write_statistics = NULL,
-  data_page_size = NULL,
-  properties = ParquetWriterProperties$create(table, version = version,
-  compression = compression, compression_level = compression_level,
-  use_dictionary = use_dictionary, write_statistics = write_statistics,
-  data_page_size = data_page_size),
+  data_page_size = NULL, properties = ParquetWriterProperties$create(x,
+  version = version, compression = compression, compression_level =
+  compression_level, use_dictionary = use_dictionary, write_statistics =
+  write_statistics, data_page_size = data_page_size),
   use_deprecated_int96_timestamps = FALSE, coerce_timestamps = NULL,
   allow_truncated_timestamps = FALSE,
   arrow_properties = ParquetArrowWriterProperties$create(use_deprecated_int96_timestamps
@@ -19,7 +18,7 @@ write_parquet(table, sink, chunk_size = NULL, version = NULL,
   allow_truncated_timestamps = allow_truncated_timestamps))
 }
 \arguments{
-\item{table}{An \link[=Table]{arrow::Table}, or an object convertible to it.}
+\item{x}{An \link[=Table]{arrow::Table}, or an object convertible to it.}
 
 \item{sink}{an \link[=OutputStream]{arrow::io::OutputStream} or a string which is interpreted as a file path}