diff --git a/eth/api.go b/eth/api.go
index a5b6e7076..d64e4e6c7 100644
--- a/eth/api.go
+++ b/eth/api.go
@@ -51,7 +51,7 @@ type PublicEthereumAPI struct {
 	e *Ethereum
 }
 
-// NewPublicEthereumAPI creates a new Etheruem protocol API for full nodes.
+// NewPublicEthereumAPI creates a new Ethereum protocol API for full nodes.
 func NewPublicEthereumAPI(e *Ethereum) *PublicEthereumAPI {
 	return &PublicEthereumAPI{e}
 }
@@ -205,7 +205,7 @@ func (api *PrivateMinerAPI) GetHashrate() uint64 {
 	return uint64(api.e.miner.HashRate())
 }
 
-// PrivateAdminAPI is the collection of Etheruem full node-related APIs
+// PrivateAdminAPI is the collection of Ethereum full node-related APIs
 // exposed over the private admin endpoint.
 type PrivateAdminAPI struct {
 	eth *Ethereum
@@ -298,7 +298,7 @@ func (api *PrivateAdminAPI) ImportChain(file string) (bool, error) {
 	return true, nil
 }
 
-// PublicDebugAPI is the collection of Etheruem full node APIs exposed
+// PublicDebugAPI is the collection of Ethereum full node APIs exposed
 // over the public debugging endpoint.
 type PublicDebugAPI struct {
 	eth *Ethereum
@@ -335,7 +335,7 @@ func (api *PublicDebugAPI) DumpBlock(blockNr rpc.BlockNumber) (state.Dump, error
 	return stateDb.RawDump(), nil
 }
 
-// PrivateDebugAPI is the collection of Etheruem full node APIs exposed over
+// PrivateDebugAPI is the collection of Ethereum full node APIs exposed over
 // the private debugging endpoint.
 type PrivateDebugAPI struct {
 	config *params.ChainConfig
diff --git a/eth/bind.go b/eth/bind.go
index 0385db1f9..d09977dbc 100644
--- a/eth/bind.go
+++ b/eth/bind.go
@@ -43,7 +43,7 @@ type ContractBackend struct {
 }
 
 // NewContractBackend creates a new native contract backend using an existing
-// Etheruem object.
+// Ethereum object.
 func NewContractBackend(apiBackend ethapi.Backend) *ContractBackend {
 	return &ContractBackend{
 		eapi:  ethapi.NewPublicEthereumAPI(apiBackend),
diff --git a/internal/ethapi/api.go b/internal/ethapi/api.go
index 0775749e7..6eb37e684 100644
--- a/internal/ethapi/api.go
+++ b/internal/ethapi/api.go
@@ -54,7 +54,7 @@ type PublicEthereumAPI struct {
 	b Backend
 }
 
-// NewPublicEthereumAPI creates a new Etheruem protocol API.
+// NewPublicEthereumAPI creates a new Ethereum protocol API.
 func NewPublicEthereumAPI(b Backend) *PublicEthereumAPI {
 	return &PublicEthereumAPI{b}
 }
@@ -448,7 +448,7 @@ type PublicBlockChainAPI struct {
 	b Backend
 }
 
-// NewPublicBlockChainAPI creates a new Etheruem blockchain API.
+// NewPublicBlockChainAPI creates a new Ethereum blockchain API.
 func NewPublicBlockChainAPI(b Backend) *PublicBlockChainAPI {
 	return &PublicBlockChainAPI{b}
 }
@@ -1275,7 +1275,7 @@ func (s *PublicTransactionPoolAPI) Resend(ctx context.Context, sendArgs SendTxAr
 	return common.Hash{}, fmt.Errorf("Transaction %#x not found", matchTx.Hash())
 }
 
-// PublicDebugAPI is the collection of Etheruem APIs exposed over the public
+// PublicDebugAPI is the collection of Ethereum APIs exposed over the public
 // debugging endpoint.
 type PublicDebugAPI struct {
 	b Backend
@@ -1318,7 +1318,7 @@ func (api *PublicDebugAPI) SeedHash(ctx context.Context, number uint64) (string,
 	return fmt.Sprintf("0x%x", ethash.SeedHash(number)), nil
 }
 
-// PrivateDebugAPI is the collection of Etheruem APIs exposed over the private
+// PrivateDebugAPI is the collection of Ethereum APIs exposed over the private
 // debugging endpoint.
 type PrivateDebugAPI struct {
 	b Backend