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You Are Here > Baseball-Reference.com > Players > Mark Williamson

Mark Williamson
Mark Alan Williamson

Bats Right, Throws Right
Height 6' 0", Weight 172 lb.
School San Diego State University

Debut April 8, 1987
  vs. TEX 1.7 IP, 2 H, 0 SO, 2 BB, 2 ER, L
Final Game August 4, 1994
Born July 21, 1959 in Corpus Christi, TX

Drafted by the San Diego Padres in the 4th round of the 1982 amateur draft. (All Transactions)

 About biographical information

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Pitching  Glossary / Minors /
Gamelogs: / Splits: / HR Log / PI Finders:Game / Streak / Event / PI vs. Batter
/ Neutralize Stats
 Year Ag Tm  Lg  W   L   G   GS  CG SHO  GF SV   IP     H    R   ER   HR  BB   SO  HBP  WP  BFP  IBB  BK  ERA *lgERA *ERA+ WHIP
+--------------+---+---+---+---+---+---+---+--+------+----+----+----+---+----+----+---+---+-----+---+---+-----+-----+----+-----+
 1987 27 BAL AL   8   9  61   2   0   0  36  3  125.0  122   59   56  12   41   73   3   3   520  15   0  4.03  4.38  109 1.304
 1988 28 BAL AL   5   8  37  10   2   0  11  2  117.7  125   70   64  14   40   69   2   5   507   8   3  4.90  3.90   80 1.402
 1989 29 BAL AL  10   5  65   0   0   0  38  9  107.3  105   35   35   4   30   55   2   0   445   9   0  2.93  3.78  129 1.258
 1990 30 BAL AL   8   2  49   0   0   0  15  1   85.3   65   25   21   8   28   60   0   1   343   2   0  2.21  3.84  173 1.090
 1991 31 BAL AL   5   5  65   0   0   0  21  4   80.3   87   42   40   9   35   53   0   7   357   7   0  4.48  3.98   89 1.519
 1992 32 BAL AL   0   0  12   0   0   0   5  1   18.7   16    3    2   1   10   14   0   1    78   1   0  0.96  3.99  414 1.393
 1993 33 BAL AL   7   5  48   1   0   0  12  0   88.0  106   54   48   5   25   45   0   2   386   8   0  4.91  4.47   91 1.489
 1994 34 BAL AL   3   1  28   2   0   0   4  1   67.3   75   33   30   9   17   28   2   0   291   1   0  4.01  5.00  125 1.366
+--------------+---+---+---+---+---+---+---+--+------+----+----+----+---+----+----+---+---+-----+---+---+-----+-----+----+-----+
  8 Yr WL% .568  46  35 365  15   2   0 142 21  689.7  701  321  296  62  226  397   9  19  2927  51   3  3.86  4.15  107 1.344
+--------------+---+---+---+---+---+---+---+--+------+----+----+----+---+----+----+---+---+-----+---+---+-----+-----+----+-----+
 162 Game Avg     8   6  65   2   0   0  25  3  123.3  125   57   52  11   40   71   1   3   523   9   0  3.86  4.15  107 1.344
 Career High     10   9  65  10   2   0  38  9  125.0  125   70   64  14   41   73   3   7   520  15   3  2.21  5.00  173 1.090

* indicates the value is park adjusted (now all 3-year factors)

Pitch Data Summary (Show or Hide)

Fielding  Glossary / Minors
 Year Ag Tm  Lg Pos   G     PO    A    E   DP    FP   lgFP  RFg  lgRFg  RF9  lgRF9  GS   Inn  
+--------------+---+----+------+----+----+----+-----+-----+-----+-----+-----+-----+----+------+
+---- Fielding Sorted by Year ------+
1987 27 BAL AL P 61 20 17 2 1 .949 .956 0.61 0.67 2.66 1.84 2 125.0 1988 28 BAL AL P 37 9 14 1 0 .958 .962 0.62 0.67 1.76 1.78 10 117.7 1989 29 BAL AL P 65 9 10 0 1 1.000 .960 0.29 0.66 1.59 1.87 0 107.3 1990 30 BAL AL P 49 14 13 2 2 .931 .954 0.55 0.59 2.85 1.78 0 85.3 1991 31 BAL AL P 65 7 9 2 0 .889 .958 0.25 0.58 1.79 1.80 0 80.3 1992 32 BAL AL P 12 1 0 0 0 1.000 1.000 0.08 0.56 0.48 1.73 0 18.7 1993 33 BAL AL P 48 8 10 0 0 1.000 .952 0.38 0.56 1.84 1.79 1 88.0 1994 34 BAL AL P 28 7 3 0 0 1.000 .952 0.36 0.52 1.34 1.73 2 67.3
+---- Fielding Sorted by Position --+
1987 27 BAL AL P 61 20 17 2 1 .949 .956 0.61 0.67 2.66 1.84 2 125.0 1988 28 BAL AL P 37 9 14 1 0 .958 .962 0.62 0.67 1.76 1.78 10 117.7 1989 29 BAL AL P 65 9 10 0 1 1.000 .960 0.29 0.66 1.59 1.87 0 107.3 1990 30 BAL AL P 49 14 13 2 2 .931 .954 0.55 0.59 2.85 1.78 0 85.3 1991 31 BAL AL P 65 7 9 2 0 .889 .958 0.25 0.58 1.79 1.80 0 80.3 1992 32 BAL AL P 12 1 0 0 0 1.000 1.000 0.08 0.56 0.48 1.73 0 18.7 1993 33 BAL AL P 48 8 10 0 0 1.000 .952 0.38 0.56 1.84 1.79 1 88.0 1994 34 BAL AL P 28 7 3 0 0 1.000 .952 0.36 0.52 1.34 1.73 2 67.3
+--------------+---+----+------+----+----+----+-----+-----+-----+-----+-----+-----+----+------+ Position Total P* 365 75 76 7 4 .956 .957 0.41 0.61 1.97 1.80 15 689.7 +--------------+---+----+------+----+----+----+-----+-----+-----+-----+-----+-----+----+------+ Overall Total 365 75 76 7 4 .956 .957 0.41 0.61 1.97 1.80 15 690
An Important note about our fielding stats

Appearances on Leaderboards and Awards   Glossary

Awards are Year-League-Award, Stats are Year-Value-Rank, (Pos) for All-Star indicates starter & * indicates they played.

Games
1987 AL-61-8
1989 AL-65-9

Gray Ink: Pitching - 2 (2411) (Average HOFer ≈ 185)
HOF Standards: Pitching - 10.0 (801) (Average HOFer ≈ 50)
HOF Monitor: Pitching - 1.0 (1853) (Likely HOFer > 100)
Overall Rank in parentheses.

Act.- Denotes rank among active players, Car. - Denotes career rank
Click on the Car, Act or Year to see the career, active, or league leaderboard.


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  4. T.J. Mathews (974)  2 3 4 5 6 7 8 9 10 C
  5. Ted Power (977)  2 3 4 5 6 7 8 9 10 C
  6. Antonio Osuna (975)  2 3 4 5 6 7 8 9 10 C
  7. Shigetoshi Hasegawa (979)  2 3 4 5 6 7 8 9 10 C
  8. Harry Dorish (961)  2 3 4 5 6 7 8 9 10 C

Explanation of Similarity Scores


Transactions 

June 8, 1981: Drafted by the Kansas City Royals in the 12th round of the 1981 amateur draft, but did not sign.

June 7, 1982: Drafted by the San Diego Padres in the 4th round of the 1982 amateur draft.

October 30, 1986: Traded by the San Diego Padres with Terry Kennedy to the Baltimore Orioles for Storm Davis.

December 19, 1992: Granted Free Agency.

January 12, 1993: Signed as a Free Agent with the Baltimore Orioles.

October 13, 1993: Granted Free Agency.

February 3, 1994: Signed as a Free Agent with the Baltimore Orioles.

October 20, 1994: Granted Free Agency.


The transaction information used here was obtained free of charge from and is copyrighted by RetroSheet. Last transaction is September 30, 2007.
Salaries Leaders
1987Baltimore Orioles$62,500
1988Baltimore Orioles$85,000
1989Baltimore Orioles$120,000
1990Baltimore Orioles$275,000
1991Baltimore Orioles$685,000
1992Baltimore Orioles$900,000
1993Baltimore Orioles$500,000
1994Baltimore Orioles$350,000
Career (may be incomplete)$2,977,500

Salary Data (about) courtesy Doug Pappas, member of SABR.
Salaries for mid-season call-ups or traded players may not be shown.
Uniforms 
View Mark Williamson's uniforms at Dressed to the Nines
a Baseball Hall of Fame on-line exhibit

Other References 
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Viewed 16723 times through December 1, 2008.
Name and misspellings: manny Mark mac Mark manny Alan mac allen allan Williamson

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