Americanized version of his name, he used Lewis, spelled Louis on some documents.

Obituary:
LEWIS E. LUND
Lewis E. Lund, who was stricken with acute heart failure at his home in Nelson, and passed away suddenly June 27 at the age of 77 years, 4 months and 23 days, was born in Norway, February 2, 1866.
When he was 7 his parents emigrated to America and settled in Iowa, where they lived several years, when they moved to Martin County, Minnesota, and there Lewis grew to manhood and was married to Margaret Olson.
About 50 years ago Mr. Lund, with his family, came to Douglas county and settled near Lake Jessie in Alexandria township. He lived in various locations in the Nelson vicinity and 26 years ago moved into Nelson and has lived in the present home since that time.
Eight children were born to Mr. and Mrs. Lund, four of whom died in infancy. One son, Freddie Lund, the most noted stunt flier of his time, was accidentally killed in an airplane accident about 12 years ago. Two sons, Gilbert and Edward, live in Long Beach, Calif., and one daughter, Alberta (Mrs. Carl Trowbridge) of Park Rapids, Minn. Nine grandchildren are also left to mourn his loss,
He is also survived by two sisters and two brothers. Mrs. Anna Swaren, Alberta, Canada, and Mrs. Martha Anderson of Alexandria, and Martin of Chicago and Lars of Anaheim, California.
His wife, Margaret, passed away 34 years ago. On November 21, 1911 he was married to Mary Thorson at Alexandria by Rev. B. A. Benson, who survives him.
Mr. Lund was confirmed in the Lutheran Faith at Odin, Minnesota, in the St. Oluf Church of which he remained a member until he came to Douglas County. Mr. Lund was a faithful member of Our Saviour's Lutheran Church of Nelson for many years.
Funeral services were held at the Anderson Funeral Home at 1:15 Friday, July 2, and at 2 p.. at Our Saviour's Lutheran Church at Nelson, Rev. C. E. Hanson, officiating. Interment was made in the Nelson church cemetery.
Leighton Knutson sang a vocal solo, "I Know of a Sleep in Jesus' Name," and Leighton Knutson and Mrs. Theo. Schelin sang, "Nearer My God to Thee," and Mrs. Schelin accompanied on the organ.
The Pallbearers were John Iverson, Hans Iverson, Jacob Larson, Ed Lommen, Carl Nelson and O. Rasset.
Among those attending from a distance were his daughter, Alberta, Mrs. Carl Trowbridge and son of Park Rapids, Minnesota; son Gilbert, and wife and son Edward, all from Long Beach California, and a brother Martin Linn, from Chicago. Also, in attendance was a brother of Mrs. Lund, Mr. Thorson of Odin, Minnesota, and her sister Mrs. Walter Larson, and niece, Mrs. Lloyd Filbur, and nephew, Alvin Larson, all of Fairmont.

Minnesota marriage:
Name Louis Lund
Event Type Marriage
Event Date 29 Oct 1888
Event Place Martin, Minnesota, United States
Gender Male
Age 22
Birth Year (Estimated) 1866
Spouse's Name Margeret Olson
Spouse's Gender Female
Spouse's Age 18
Spouse's Birth Year (Estimated) 1870

the certificate says they are married at Cedar, Minnesota

Birth of a child in Martin County:

Louis Lund
mentioned in the record of Sjalmer Lund
Name Louis Lund
Gender Male
Wife Margaret Lund
Son Sjalmer Lund
Name Sjalmer Lund
Gender Male
Birth Date 15 Jul 1889
Birthplace Martin, Minnesota
Father's Name Louis Lund
Mother's Name Margaret Lund

The parents and siblings of Louis Lund in Martin County, MN in 1880.
Ole L Lund
United States Census, 1880
Name Ole L Lund
Event Type Census
Event Date 1880
Event Place Cedar, Martin, Minnesota, United States
Gender Male
Age 49
Marital Status Married
Race White
Race (Original) W
Occupation Farmer
Relationship to Head of Household Self
Relationship to Head of Household (Original) Self
Birth Year (Estimated) 1831
Birthplace Norway
Father's Birthplace Norway
Mother's Birthplace Norway
Sheet Letter C
Sheet Number 189
Person Number 0
Volume 1
HOUSEHOLD
Ole L Lund Self M 49 Norway
Olena Lund Wife F 45 Norway
Louis L Lund Son M 13 Norway
Martha Lund Daughter F 8 Norway
Nels Lund Son M 7 Iowa, United States
Lars L Lund Son M 0 Minnesota, United States
Ansina Lund Daughter F 0 Minnesota, United States

The wife Margaret Olson Lund died in 1910, and the 1910 census shows the family without her:

Louie E Lund
United States Census, 1910
Name Louie E Lund
Event Type Census
Event Date 1910
Event Place Alexandria, Douglas, Minnesota, United States
Gender Male
Age 43
Marital Status Widowed
Race White
Race (Original) White
Relationship to Head of Household Head
Relationship to Head of Household (Original) Head
Birth Year (Estimated) 1867
Birthplace Norway
Immigration Year 1882
Father's Birthplace Norway
Mother's Birthplace Norway
Sheet Letter A
Sheet Number 5
HOUSEHOLD
Louie E Lund Head M 43 Norway
Edward Lund Son M 17 Minnesota
Gilbert Lund Son M 15 Minnesota
Fredrick Lund Son M 12 Minnesota
Alberta M Lund Daughter F 8 Minnesota
Julia Olsen Mother-in-law F 84 Norway

1895 census, Louis or Lewis is going by his birth name in Norway, Laurits Lund.
Laurits Lund
Minnesota State Census, 1895
Name Laurits Lund
Event Place Alexandria township, Douglas, Minnesota
Age (Original) 28y
Birth Year (Estimated) 1867
Birthplace Norway
Race (Original) W
Gender Male
Page Number 8
HOUSEHOLD
Laurits Lund M 28y Norway
Marigt Lund F 25y Norway
Ole E Lund M 2y Minnesota
Gilbert E Lund M 4m Minnesota

One more note - my elderly aunt who grew up in Nelson said Laurits (Lewis or Louis) Lund always wore rubber boots.

Son Edward Lund:
LUND, EDWARD was born 27 September 1892, received Social Security number 568-26-7823 (indicating California) and, Death Master File says, died January 1964

Son Gilbert Lund:
http://findagrave.com/cgi-bin/fg.cgi?page=gr&GRid=47012455
Birth: Feb. 12, 1895
Death: Jan. 22, 1988
findagrave:47012455