    <SEC-DOCUMENT>0001104659-25-028253-index.html : 20250326
    <SEC-HEADER>0001104659-25-028253.hdr.sgml : 20250326
    <ACCEPTANCE-DATETIME>20250326162810
    ACCESSION NUMBER:		0001104659-25-028253
    CONFORMED SUBMISSION TYPE:	6-K
    PUBLIC DOCUMENT COUNT:		13
    CONFORMED PERIOD OF REPORT:	20250326
    FILED AS OF DATE:		20250326
    DATE AS OF CHANGE:		20250326

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			CANADIAN NATIONAL RAILWAY CO
    		CENTRAL INDEX KEY:			0000016868
    		STANDARD INDUSTRIAL CLASSIFICATION:	RAILROADS, LINE-HAUL OPERATING [4011]
    		ORGANIZATION NAME:           	01 Energy & Transportation
    		EIN:				980018609
    		STATE OF INCORPORATION:			A8
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		6-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-02413
    		FILM NUMBER:		25773648

    	BUSINESS ADDRESS:
    		STREET 1:		935 DE LA GAUCHETIERE ST W
    		STREET 2:		MONTREAL QUEBEC
    		CITY:			CANADA
    		STATE:			A8
    		ZIP:			H3B 2M9
    		BUSINESS PHONE:		5143996569

    	MAIL ADDRESS:
    		STREET 1:		935 DE LA GAUCHETIERE ST WEST
    		STREET 2:		MONTREAL QUEBEC
    		CITY:			CANADA H3B 2M9
    		STATE:			A8
    		ZIP:			00000
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>6-K
    <SEQUENCE>1
    <FILENAME>tm254878d12_6k.htm
    <DESCRIPTION>FORM 6-K
    <TEXT>
    Document 1 - file: tm254878d12_6k.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>tm254878d12_6kimg001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: tm254878d12_6kimg001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>tm254878d12_6kimg002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: tm254878d12_6kimg002.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>tm254878d12_6kimg003.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: tm254878d12_6kimg003.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>tm254878d12_6kimg004.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: tm254878d12_6kimg004.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>tm254878d12_6kimg005.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: tm254878d12_6kimg005.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>tm254878d12_6kimg006.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: tm254878d12_6kimg006.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>tm254878d12_6kimg007.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: tm254878d12_6kimg007.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>tm254878d12_6kimg008.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: tm254878d12_6kimg008.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>tm254878d12_6kimg009.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: tm254878d12_6kimg009.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>tm254878d12_6kimg010.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: tm254878d12_6kimg010.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>tm254878d12_6kimg011.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: tm254878d12_6kimg011.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>tm254878d12_6kimg012.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: tm254878d12_6kimg012.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>