EXHIBIT 21
EOG Resources, Inc.
Subsidiaries
As of December 31, 2016

Company Name | Place Of Incorporation
EOG - Canada, Inc. | Delaware
EOG A Resources, Inc. | New Mexico
EOG Canada Oil & Gas Inc. | Alberta
EOG Expat Services, Inc. | Delaware
EOG M Resources, Inc. | New Mexico
EOG Resources (Nevis) Block 4 (a) Limited | Nevis
EOG Resources Assets LLC | Delaware
EOG Resources China Limited | Hong Kong
EOG Resources Colombia Limited | Cayman Islands
EOG Resources International, Inc. | Delaware
EOG Resources Marketing LLC | Delaware
EOG Resources Nevis U (b) Block Limited | Nevis
EOG Resources Nitro2000 Ltd. | Nevis
EOG Resources Railyard (Louisiana) LLC | Delaware
EOG Resources Railyard (North Dakota), Inc. | Delaware
EOG Resources Railyard (Oklahoma), Inc. | Delaware
EOG Resources Railyard (Texas) LLC | Delaware
EOG Resources Railyard (Wyoming) LLC | Delaware
EOG Resources Railyard, Inc. | Delaware
EOG Resources Trinidad - U(a) Block Limited | Cayman Islands
EOG Resources Trinidad Block 4(a) Unlimited | Trinidad
EOG Resources Trinidad Limited | Trinidad
EOG Resources Trinidad U(b) Block Unlimited | Trinidad
EOG Resources United Kingdom Limited | United Kingdom
EOG Y Resources, Inc. | New Mexico
EOGI China International Ltd. | Cayman Islands
EOGI Colombia International Ltd. | Cayman Islands
EOGI International Company | Cayman Islands
EOGI International, Inc. | Delaware
EOGI Trinidad - U(a) Block Company | Cayman Islands
EOGR Canada Holdings Inc. | Alberta
EOGR Investments ULC | Alberta
Globe TAS LLC | Delaware
Hawthorn Oil Transportation (North Dakota), Inc. | Delaware
Hawthorn Oil Transportation (Oklahoma), Inc. | Delaware
Hawthorn Oil Transportation (Texas), Inc. | Delaware
Hawthorn Oil Transportation, Inc. | Delaware

Maljamar Water System LLC | New Mexico
Murrott Capital Ltd. | Nevis
Nilo Operating Company | Delaware
Nueces Pipeline LLC | Delaware
Online Energy Solutions, Inc. | Delaware
Pecan Pipeline (North Dakota), Inc. | Delaware
Pecan Pipeline (RM), Inc. | Delaware
Pecan Pipeline Company | Delaware
Trail Mountain, Inc. | New Mexico